Disclosure of Compensation Related Costs, Share-based Payments [Abstract] Stock Options Activity Share-based Compensation, Stock Options, Activity [Table Text Block] Restricted Stock Units Activity Schedule of Share-based Compensation, Restricted Stock Units Award Activity [Table Text Block] Restricted Stock Units Performance-based Vesting Criteria Share-based Compensation Arrangements by Share-based Payment Award, Performance-Based Units, Vested and Expected to Vest [Table Text Block] Pre-tax Share-based Compensation Expense Recognized Schedule of Compensation Cost for Share-based Payment Arrangements, Allocation of Share-based Compensation Costs by Plan [Table Text Block] Schedule of Share-based Compensation Arrangements by Share-based Payment Award [Table] Schedule of Share-based Compensation Arrangements by Share-based Payment Award [Table] Award Type [Axis] Award Type [Axis] Award Type [Domain] Equity Award [Domain] Restricted Stock Units (RSUs) Restricted Stock Units (RSUs) [Member] Share-based Compensation Arrangement by Share-based Payment Award [Line Items] Share-based Compensation Arrangement by Share-based Payment Award [Line Items] Number of shares authorized (in shares) Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Authorized Number of shares available for grant (in shares) Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Available for Grant Number of options, granted Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Net of Forfeitures Award vesting rights (percentage) Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Rights, Percentage Number of options, exercised Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period Number of people granted awards Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Number of People Granted Awards Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Number of People Granted Awards Percentage of performance based units on total units approved Percentage Of Performance Based Units On Total Units Approved Percentage of performance based units on total units approved. Number of RSUs, granted Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period Grant date fair value Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Weighted Average Grant Date Fair Value The weighted average fair value of nonvested awards on equity-based plans excluding option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, revenue or profit achievement stock award plan) for which the employer is contingently obligated to issue equity instruments or transfer assets to an employee who has not yet satisfied service or performance criteria necessary to gain title to proceeds from the sale of the award or underlying shares or units. Share-based compensation arrangement, other than options, vesting conditions (in dollars per share) Share Based Compensation Arrangement, Other Than Options, Vesting Conditions Vesting conditions of share based compensation other than options. Fair value of RSU's vested Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested in Period, Fair Value Award vesting period Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period Increase (decrease) to share based compensation expense Allocated Share-based Compensation Expense Deferred tax benefit Employee Service Share-based Compensation, Tax Benefit from Compensation Expense Unrecognized share-based compensation expense Employee Service Share-based Compensation, Nonvested Awards, Compensation Cost Not yet Recognized Unrecognized share-based compensation expense recognition period Employee Service Share-based Compensation, Nonvested Awards, Compensation Cost Not yet Recognized, Period for Recognition Statement of Stockholders' Equity [Abstract] Statement [Table] Statement [Table] Equity Components [Axis] Equity Components [Axis] Equity Component [Domain] Equity Component [Domain] Common Stock Common Stock [Member] Class B Convertible Common Stock Class B Convertible Common Stock [Member] -- None. No documentation exists for this element. -- Treasury Stock Treasury Stock [Member] Capital In Excess Of Par Value Additional Paid-in Capital [Member] Retained Earnings Retained Earnings [Member] Accumulated Other Comprehensive Income (Loss) AOCI Attributable to Parent [Member] Total VPG Inc. Stockholders' Equity Parent [Member] Noncontrolling Interest Noncontrolling Interest [Member] Statement [Line Items] Statement [Line Items] Increase (Decrease) in Stockholders' Equity [Roll Forward] Increase (Decrease) in Stockholders' Equity [Roll Forward] Balance at beginning Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest Net earnings (loss) Net Income (Loss), Including Portion Attributable to Noncontrolling Interest Other comprehensive loss Other Comprehensive Income (Loss), Net of Tax Share-based compensation expense Adjustments to Additional Paid in Capital, Share-based Compensation, Requisite Service Period Recognition Restricted stock issuances (32,297, 22,871 and 41,322 shares in 2015, 2016 and 2017) Stock Issued During Period, Value, Restricted Stock Award, Net of Forfeitures Common stock issuance from conversion of exchangeable notes (57,729 shares as of 2017) Stock Issued During Period, Value, Conversion of Convertible Securities Purchase of treasury stock (617,667 shares as of 2015) Treasury Stock, Value, Acquired, Cost Method Distributions to noncontrolling interests Noncontrolling Interest, Decrease from Distributions to Noncontrolling Interest Holders Balance at end Accounting Policies [Abstract] Principles of Consolidation, Policy Consolidation, Policy [Policy Text Block] Use of Estimates, Policy Use of Estimates, Policy [Policy Text Block] Revenue Recognition, Policy Revenue Recognition, Policy [Policy Text Block] Shipping and Handling Cost, Policy Shipping and Handling Cost, Policy [Policy Text Block] Research and Development Expense, Policy Research and Development Expense, Policy [Policy Text Block] Income Taxes, Policy Income Tax, Policy [Policy Text Block] Cash and Cash Equivalents, Policy Cash and Cash Equivalents, Policy [Policy Text Block] Allowance For Doubtful Accounts Receivables, Trade and Other Accounts Receivable, Allowance for Doubtful Accounts, Policy [Policy Text Block] Inventories, Policy Inventory, Policy [Policy Text Block] Property and Equipment, Policy Property, Plant and Equipment, Policy [Policy Text Block] Business Combinations, Policy Business Combinations Policy [Policy Text Block] Goodwill and Other Intangible Assets, Policy Goodwill and Intangible Assets, Policy [Policy Text Block] Impairment of Long-Lived Assets, Policy Impairment or Disposal of Long-Lived Assets, Policy [Policy Text Block] Foreign Currency Translation, Policy Foreign Currency Transactions and Translations Policy [Policy Text Block] Share-Based Compensation, Policy Share-based Compensation, Option and Incentive Plans Policy [Policy Text Block] Reclassifications, Policy Reclassification, Policy [Policy Text Block] Commitments and Contingencies, Policy Commitments and Contingencies, Policy [Policy Text Block] Recent Accounting Pronouncements, Policy New Accounting Pronouncements, Policy [Policy Text Block] Debt Disclosure [Abstract] Schedule of Long-term Debt Schedule of Long-term Debt Instruments [Table Text Block] Schedule of Maturities of Long-term Debt Schedule of Maturities of Long-term Debt [Table Text Block] Related Party Transactions [Abstract] Related Party Transactions Related Party Transactions Disclosure [Text Block] Schedule of Long-term Debt Instruments [Table] Schedule of Long-term Debt Instruments [Table] Credit Facility [Axis] Credit Facility [Axis] Credit Facility [Domain] Credit Facility [Domain] 2015 Credit Agreement - Revolving Facility Revolving Credit Facility [Member] 2015 Credit Agreement - U.S. Closing Date Term Facility Domestic Closing Date Term Facility [Member] Domestic Closing Date Term Facility [Member] 2015 Credit Agreement - U.S. Delayed Draw Term Facility Domestic Delayed Draw Term Facility [Member] Domestic Delayed Draw Term Facility [Member] 2015 Credit Agreement - Canadian Term Facility Foreign Term Facilities [Member] Foreign Term Facility Debt Instrument [Axis] Debt Instrument [Axis] Debt Instrument, Name [Domain] Debt Instrument, Name [Domain] 2015 Credit Agreement Credit Agreement 2015 [Member] Credit Agreement 2015 [Member] Debt Instrument [Line Items] Debt Instrument [Line Items] Secured debt Secured Debt Exchangeable Unsecured Notes, due 2102 Convertible Notes Payable, Noncurrent Other debt Other Long-term Debt Deferred financing costs Debt Issuance Costs, Noncurrent, Net Long-Term Debt Long-term Debt Less: current portion Long-term Debt, Current Maturities Long-term debt, less current portion Long-term Debt, Excluding Current Maturities Retirement Benefits [Abstract] Schedule of Defined Benefit Plans Disclosures [Table] Schedule of Defined Benefit Plans Disclosures [Table] Defined Benefit Plan, Asset Categories [Axis] Defined Benefit Plan, Asset Categories [Axis] Plan Asset Categories [Domain] Plan Asset Categories [Domain] Equity securities Equity Securities [Member] Fixed income securities Fixed Income Funds [Member] Cash and cash equivalents Cash and Cash Equivalents [Member] Fair Value, Hierarchy [Axis] Fair Value, Hierarchy [Axis] Fair Value, Measurements, Fair Value Hierarchy [Domain] Fair Value Hierarchy [Domain] Level 1 Inputs Fair Value, Inputs, Level 1 [Member] Level 2 Inputs Fair Value, Inputs, Level 2 [Member] Level 3 Inputs Fair Value, Inputs, Level 3 [Member] Defined Benefit Plan Disclosure [Line Items] Defined Benefit Plan Disclosure [Line Items] Defined benefit pension plan assets Defined Benefit Plan, Fair Value of Plan Assets Goodwill and Intangible Assets Disclosure [Abstract] Goodwill and Other Intangible Assets [Table] Goodwill and Other Intangible Assets [Table] Goodwill and Other Intangible Assets [Table] Business Acquisition [Axis] Business Acquisition [Axis] Business Acquisition, Acquiree [Domain] Business Acquisition, Acquiree [Domain] KELK Kelk [Member] KELK Membe Indefinite-lived Intangible Assets [Axis] Indefinite-lived Intangible Assets [Axis] Indefinite-lived Intangible Assets, Major Class Name [Domain] Indefinite-lived Intangible Assets, Major Class Name [Domain] Trade names Trade Names [Member] Goodwill and Other Intangible Assets [Line Items] Goodwill and Other Intangible Assets [Line Items] [Line Items] for Goodwill and Other Intangible Assets [Table] Impairment of goodwill Goodwill, Impairment Loss Impairment of indefinite-lived intangible assets Impairment of Intangible Assets, Indefinite-lived (Excluding Goodwill) Amortization expense Amortization of Intangible Assets Commitments and Contingencies Disclosure [Abstract] Rental expense under operating leases Operating Leases, Rent Expense, Net Concentration risk (as a percentage) Concentration Risk, Benchmark Description Earnings Per Share [Abstract] Numerator for basic earnings per share: Earnings Per Share, Basic [Abstract] Net earnings (loss) attributable to VPG stockholders Net Income (Loss) Attributable to Parent Adjustment to the numerator for net earnings: Preferred Stock Dividends and Other Adjustments [Abstract] Interest savings assuming conversion of dilutive exchangeable notes, net of tax Interest on Convertible Debt, Net of Tax Numerator for diluted earnings per share: Earnings Per Share, Diluted [Abstract] Net earnings (loss) attributable to VPG stockholders Net Income (Loss) Attributable to Parent, Diluted Denominator: Earnings Per Share, Basic, Other Disclosures [Abstract] Weighted average shares Weighted Average Number of Shares Outstanding, Basic Effect of dilutive securities: Incremental Weighted Average Shares Attributable to Dilutive Effect [Abstract] Exchangeable notes (in shares) Incremental Common Shares Attributable to Dilutive Effect of Conversion of Debt Securities Restricted stock units (in shares) Incremental Common Shares Attributable To Restricted Stock Units Incremental common shares attributable to restricted stock units. Dilutive potential common shares (in shares) Weighted Average Number Diluted Shares Outstanding Adjustment Denominator for diluted earnings per share: Weighted Average Number of Shares Outstanding, Diluted [Abstract] Adjusted weighted average shares Weighted Average Number of Shares Outstanding, Diluted Basic (loss) earnings per share attributable to VPG stockholders (in dollars per share) Earnings Per Share, Basic Diluted (loss) earnings per share attributable to VPG stockholders (in dollars per share) Earnings Per Share, Diluted Segment Reporting [Abstract] Reporting Segment Information Schedule of Segment Reporting Information, by Segment [Table Text Block] Reporting Segment Information, Corporate Other and Excluded Items Reconciliation of Operating Profit (Loss) from Segments to Consolidated [Table Text Block] Revenue From External Customers and Long-Lived Assets, by Geographical Areas Schedule of Revenue from External Customers and Long-Lived Assets, by Geographical Areas [Table Text Block] Quarterly Financial Information Disclosure [Abstract] Summary of Quarterly Financial Information (Unaudited) Quarterly Financial Information [Text Block] Organization, Consolidation and Presentation of Financial Statements [Abstract] Condensed Balance Sheet Statement [Table] Condensed Balance Sheet Statement [Table] Geographical [Axis] Geographical [Axis] Geographical [Domain] Geographical [Domain] Tianjin, People's Republic of China [Member] Tianjin, People's Republic of China [Member] Tianjin, People's Republic of China [Member] Karmiel, Israel Facility Karmiel, Israel Facility [Member] Karmiel, Israel Facility [Member] Balance Sheet Location [Axis] Balance Sheet Location [Axis] Balance Sheet Location [Domain] Balance Sheet Location [Domain] Other Liabilities Other Liabilities [Member] Condensed Balance Sheet Statements, Captions [Line Items] Condensed Balance Sheet Statements, Captions [Line Items] Proceeds from lease termination payments Proceeds from Lease Payments Monthly deposits as percentage of monthly salary Monthly Deposits as Percentage of Monthly Salary Monthly Deposits as Percentage of Monthly Salary Severance liability Supplemental Unemployment Benefits, Severance Benefits Proceeds from sale of building Disposal Group, Including Discontinued Operation, Consideration Lease term Lessee, Operating Lease, Term of Contract Gain on sale of building Sale Leaseback Transaction, Deferred Gain, Gross Current period gain recognized Sale Leaseback Transaction, Current Period Gain Recognized Deferred revenue Sale Leaseback Transaction, Deferred Gain, Net Business Combinations [Abstract] Schedule of Business Acquisitions, by Acquisition [Table] Schedule of Business Acquisitions, by Acquisition [Table] Acquisition Cost Type [Axis] Acquisition Cost Type [Axis] -- None. No documentation exists for this element. -- Acquisition Cost Type [Domain] Acquisition Cost Type [Domain] -- None. No documentation exists for this element. -- Accounting and Legal Fees Accounting and Legal Fees [Member] -- None. No documentation exists for this element. -- Appraisal Fees Appraisal Fees [Member] -- None. No documentation exists for this element. -- Other Other Acquistion Costs [Member] -- None. No documentation exists for this element. -- Pacific Instruments, Inc. Pacific Instruments, Inc. [Member] Pacific Instruments, Inc. [Member] Stress-Tek, Inc. Stress-Tek, Inc. [Member] Stress-Tek, Inc. [Member] Business Acquisition [Line Items] Business Acquisition [Line Items] Acquisition costs Business Combination, Acquisition Related Costs Stockholders' Equity Note [Abstract] Pension and other postretirement actuarial items, Beginning Balance Accumulated Other Comprehensive Income Loss Pension And Other Postretirement Actuarial Items Beginning Balance It represents accumulated other comprehensive income loss pension and other postretirement actuarial items beginning balance. Pension and other postretirement actuarial items, Before-Tax Amount Other Comprehensive (Income) Loss, Defined Benefit Plan, after Reclassification Adjustment, before Tax Pension and other postretirement actuarial items, Tax Effect Other Comprehensive (Income) Loss, Defined Benefit Plan, after Reclassification Adjustment, Tax Pension and other postretirement actuarial items, Net-of-Tax Amount Other Comprehensive Income Defined Benefit Plans And Other Postretirement Plans Adjustment Net Of Tax Portion Attributable To Parent It represents other comprehensive income defined benefit plans and other postretirement plans adjustment net of tax portion attributable to parent. Pension and other postretirement actuarial items, Ending Balance Accumulated Other Comprehensive Income Loss Pension And Other Postretirement Actuarial Items Ending Balance It represents accumulated other comprehensive income loss pension and other postretirement actuarial items ending balance. Reclassification adjustment for recognition of actuarial items, Before-Tax Amount Other Comprehensive Income (Loss), Defined Benefit Plan, Gain (Loss), Reclassification Adjustment from AOCI, before Tax Reclassification adjustment for recognition of actuarial items, Tax Effect Other Comprehensive Income (Loss), Defined Benefit Plan, Gain (Loss), Reclassification Adjustment from AOCI, Tax Reclassification adjustment for recognition of actuarial items, Net-of-Tax Amount Other Comprehensive Income (Loss), Defined Benefit Plan, Gain (Loss), Reclassification Adjustment from AOCI, after Tax Reclassification adjustment for recognition of actuarial items, Ending Balance Accumulated Other Comprehensive Income Loss Reclassification Adjustment For Recognition Of Actuarial Item Ending Balance Represents the Accumulated other comprehensive income loss reclassification adjustment for recognition of actuarial item ending balance. Foreign Currency translation adjustment, Beginning Balance Accumulated Other Comprehensive Income (Loss), Foreign Currency Translation Adjustment, Net of Tax Foreign Currency translation adjustment, Before Tax Amount Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, before Tax Foreign Currency translation adjustment, Tax Effect Other Comprehensive Income (Loss), Foreign Currency Translation Adjustment, Tax Foreign Currency translation adjustment, Net-of-Tax Amount Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax Foreign Currency translation adjustment, Ending Balance Accumulated other comprehensive income (loss), Net Of Tax, Beginning Balance Accumulated Other Comprehensive Income (Loss), Net of Tax Other comprehensive income (loss), Before Tax Amount Other Comprehensive Income (Loss), before Tax Other comprehensive income, Tax Effect Other Comprehensive Income (Loss), Tax, Portion Attributable to Parent Other comprehensive income (loss) Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Parent Accumulated other comprehensive income (loss), Net Of Tax, Ending Balance Finite-Lived Intangible Assets By Major Class [Axis] Finite-Lived Intangible Assets by Major Class [Axis] Finite-Lived Intangible Assets, Major Class Name [Domain] Finite-Lived Intangible Assets, Major Class Name [Domain] Patents and Acquired Technology Patents and Acquired Technology [Member] 0e0fe5dc-7953-11e3-b035-22000a1e8102 Non-competition agreements Noncompete Agreements [Member] Customer relationships Customer Relationships [Member] Purchase price Business Combination, Consideration Transferred Finite-lived intangible assets, weighted average useful lives Finite-Lived Intangible Asset, Useful Life Background and Summary of Significant Accounting Policies Significant Accounting Policies [Text Block] Schedule of Revenues from External Customers and Long-Lived Assets [Table] Schedule of Revenues from External Customers and Long-Lived Assets [Table] Segment, Geographical [Domain] United States UNITED STATES United Kingdom UNITED KINGDOM Other Europe Europe [Member] Israel ISRAEL Asia Asia [Member] Canada and Other Canada and Other [Member] Canada and Other [Member] Revenues from External Customers and Long-Lived Assets [Line Items] Revenues from External Customers and Long-Lived Assets [Line Items] Property and equipment, net Property, Plant and Equipment, Net Income Tax Disclosure [Abstract] Income Taxes [Table] Income Taxes [Table] Income Taxes [Table] Adjustments for Error Corrections [Axis] Adjustments for Error Corrections [Axis] Adjustments for Error Correction [Domain] Adjustments for Error Correction [Domain] Correction for Recognition Criteria Correction for Recognition Criteria [Member] Correction for Recognition Criteria [Member] Tax Period [Axis] Tax Period [Axis] Tax Period [Domain] Tax Period [Domain] Tax Year 2014 Tax Year 2014 [Member] Periods Prior Tax Year 2014 Periods Prior Tax Year 2014 [Member] Periods Prior Tax Year 2014 [Member] Valuation Allowance by Deferred Tax Asset [Axis] Valuation Allowance by Deferred Tax Asset [Axis] Deferred Tax Asset [Domain] Deferred Tax Asset [Domain] Net Operating and Capital Loss Carryforward Net Operating and Capital Loss Carryforward [Member] Net Operating and Capital Loss Carryforward [Member] Income Tax Authority [Axis] Income Tax Authority [Axis] Income Tax Authority [Domain] Income Tax Authority [Domain] State and Local Jurisdiction State and Local Jurisdiction [Member] Foreign Tax Authority Foreign Tax Authority [Member] Range [Axis] Range [Axis] Range [Domain] Range [Domain] Minimum Minimum [Member] Maximum Maximum [Member] Income Taxes [Line Items] Income Taxes [Line Items] [Line Items] for Income Taxes [Table] Tax Cuts And Jobs Act Of 2017, income tax benefit Tax Cuts And Jobs Act Of 2017, Income Tax Expense (Benefit) Tax Cuts And Jobs Act Of 2017, Income Tax Expense (Benefit) Income tax benefi related to net operating loss Tax Cuts and Jobs Act of 2017, Income Tax Expense (Benefit) Related To Net Operating Loss Tax Cuts and Jobs Act of 2017, Income Tax Expense (Benefit) Related To Net Operating Loss Deferred tax liabilities, undistributed foreign earnings Deferred Tax Liabilities, Undistributed Foreign Earnings Tax Cuts and Jobs Act of 2017, incomplete accounting, provisional undistributed accumulated earnings of foreign subsidiary Tax Cuts and Jobs Act of 2017, Incomplete Accounting, Provisional Undistributed Accumulated Earnings of Foreign Subsidiary Tax Cuts and Jobs Act of 2017, Incomplete Accounting, Provisional Undistributed Accumulated Earnings of Foreign Subsidiary Deferred tax assets Deferred Tax Assets, Net Valuation allowance adjustment Valuation Allowance, Deferred Tax Asset, Increase (Decrease), Amount Valuation allowance Deferred Tax Assets, Valuation Allowance Tax Cuts And Jobs Act Of 2017, deferred tax asset, valuation allowance Tax Cuts And Jobs Act Of 2017, Deferred Tax Asset, Valuation Allowance Tax Cuts And Jobs Act Of 2017, Deferred Tax Asset, Valuation Allowance Undistributed earnings of foreign subsidiaries Undistributed Earnings of Foreign Subsidiaries Unremitted earnings withholdings taxes Unremitted Earnings Withholding Taxes Amount of withholding taxes on previsouly unremitted earnings as of the reporting date. Net income taxes paid Income Taxes Paid, Net Unrecognized tax benefits, income tax penalties and interest accrued Unrecognized Tax Benefits, Income Tax Penalties and Interest Accrued Unrecognized tax benefits that would impact effective tax rate Unrecognized Tax Benefits that Would Impact Effective Tax Rate Increase in unrecognized tax benefits is reasonably possible Increase in Unrecognized Tax Benefits is Reasonably Possible Expected change in unrecognized tax benefits statute lapse Expected Change In Unrecognized Tax Benefits Statute Lapse Amount of expected change in unrecognized tax benefits. Statutes of limitations range Statutes Of Limitations Range Statutes of limitations range. Retirement Plan Type [Axis] Retirement Plan Type [Axis] Retirement Plan Type [Domain] Retirement Plan Type [Domain] Pension Plans Pension Plan [Member] OPEB Plans Other Postretirement Benefits Plan [Member] 2018 Defined Benefit Plan, Expected Future Benefit Payment, Next Twelve Months 2019 Defined Benefit Plan, Expected Future Benefit Payment, Year Two 2020 Defined Benefit Plan, Expected Future Benefit Payment, Year Three 2021 Defined Benefit Plan, Expected Future Benefit Payment, Year Four 2022 Defined Benefit Plan, Expected Future Benefit Payment, Year Five 2023-2027 Defined Benefit Plan, Expected Future Benefit Payment, Five Fiscal Years Thereafter Stockholders' Equity Stockholders' Equity Note Disclosure [Text Block] Tax at statutory rate Effective Income Tax Rate Reconciliation at Federal Statutory Income Tax Rate, Amount State income taxes, net of U.S. federal tax benefit Effective Income Tax Rate Reconciliation, State and Local Income Taxes, Amount Effect of foreign operations Effective Income Tax Rate Reconciliation, Foreign Income Tax Rate Differential, Amount Change in valuation allowance Effective Income Tax Rate Reconciliation, Change in Deferred Tax Assets Valuation Allowance, Amount Change in unrecognized tax benefits, net Effective Income Tax Rate Reconciliation, Tax Contingency, Amount Impairment of goodwill and indefinite-lived intangibles Effective Income Tax Rate Reconciliation, Nondeductible Expense, Impairment Losses, Amount Specialty tax credits Effective Income Tax Rate Reconciliation, Tax Credit, Amount Statutory rate changes Effective Income Tax Rate Reconciliation, Change in Enacted Tax Rate, Amount Effect of foreign exchange Effective Income Tax Reconciliation, Effect of Foreign Exchange Effective Income Tax Reconciliation, Effect of Foreign Exchange Prior period deferred tax adjustments Effective Income Tax Rate Reconciliation, Prior Year Income Taxes, Amount Effects of U.S. tax reform Tax Cuts And Jobs Act Of 2017, Effect of Tax Reform Tax Cuts And Jobs Act Of 2017, Effect of Tax Reform Change in valuation allowance Tax Cuts And Jobs Act Of 2017, Effective Income Tax Rate Reconciliation, Change in Deferred Tax Assets Valuation Allowance, Amount Tax Cuts And Jobs Act Of 2017, Effective Income Tax Rate Reconciliation, Change in Deferred Tax Assets Valuation Allowance, Amount Other Effective Income Tax Rate Reconciliation, Other Adjustments, Amount Total income tax expense Income Tax Expense (Benefit) Number of reportable segments Number of Reportable Segments Reconciliation of the Benefit Obligation, Plan Assets, and Funded Status to Benefit Plans Schedule of Defined Benefit Plans Disclosures [Table Text Block] Amounts Recognized in the Consolidated Balance Sheet Pretax Amounts Schedule of Amounts Recognized in Balance Sheet [Table Text Block] Actuarial Items Schedule of Net Periodic Benefit Cost Not yet Recognized [Table Text Block] Additional Information Regarding Projected and Accumulated Benefit Obligations for the Pension Plans Schedule of Accumulated and Projected Benefit Obligations [Table Text Block] Components of Net Periodic Costs of Benefit Plans Schedule of Net Benefit Costs [Table Text Block] Weighted-average Assumptions Used for Benefit Obligations and Net Periodic Pension Costs Schedule of Assumptions Used [Table Text Block] Composition of Plan Assets Schedule of Allocation of Plan Assets [Table Text Block] Changes in Fair Value of Plan Assets for Each Hierarchy Level Fair Value, Assets Measured on Recurring Basis [Table Text Block] Estimated future Benefit Payments Schedule of Expected Benefit Payments [Table Text Block] Pension and Other Postretirement Benefits Pension and Other Postretirement Benefits Disclosure [Text Block] Current: Current Income Tax Expense (Benefit), Continuing Operations [Abstract] Federal Current Federal Tax Expense (Benefit) State and local Current State and Local Tax Expense (Benefit) Foreign Current Foreign Tax Expense (Benefit) Current Income Tax Expense (Benefit) Current Income Tax Expense (Benefit) Deferred: Deferred Income Tax Expense (Benefit), Continuing Operations [Abstract] Federal Deferred Federal Income Tax Expense (Benefit) State and local Deferred State and Local Income Tax Expense (Benefit) Foreign Deferred Foreign Income Tax Expense (Benefit) Deferred income tax expense (benefit) Deferred Income Tax Expense (Benefit) Schedule of Future Minimum Rental Payments for Operating Leases Schedule of Future Minimum Rental Payments for Operating Leases [Table Text Block] Schedule Of Percentage Of Cash and Cash Equivalents Reported By Region Schedule Of Percentage Of Cash and Cash Equivalents Reported By Region [Table Text Block] Tabular disclosure of percentage of cash and cash equivalents reported by region. Reconciliation of Operating Profit (Loss) from Segments to Consolidated [Table] Reconciliation of Operating Profit (Loss) from Segments to Consolidated [Table] Consolidation Items [Axis] Consolidation Items [Axis] Consolidation Items [Domain] Consolidation Items [Domain] Corporate, Non-Segment Corporate, Non-Segment [Member] Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items] Segment Reporting, Reconciling Item for Operating Profit (Loss) from Segment to Consolidated [Line Items] Unallocated selling, general, and administrative expenses Selling, General and Administrative Expense Acquisition costs Impairment of goodwill and indefinite-lived intangibles Goodwill and Intangible Asset Impairment Restructuring costs Restructuring Charges Operating income Operating Income (Loss) Statement of Cash Flows [Abstract] Operating activities Net Cash Provided by (Used in) Operating Activities [Abstract] Adjustments to reconcile net earnings to net cash provided by operating activities Adjustments to Reconcile Net Income (Loss) to Cash Provided by (Used in) Operating Activities [Abstract] Impairment of goodwill and indefinite-lived intangibles Depreciation and amortization Depreciation, Depletion and Amortization (Gain) loss on disposal of property and equipment Gain (Loss) on Disposition of Property Plant Equipment Share-based compensation expense Share-based Compensation Inventory write-offs for obsolescence Inventory Write-down Deferred income taxes Deferred Income Taxes and Tax Credits Other Other Noncash Income (Expense) Net changes in operating assets and liabilities, net of acquisition Increase (Decrease) in Operating Capital [Abstract] Accounts receivable Increase (Decrease) in Accounts Receivable Inventories Increase (Decrease) in Inventories Prepaid expenses and other current assets Increase (Decrease) in Prepaid Expense and Other Assets Trade accounts payable Increase (Decrease) in Accounts Payable, Trade Other current liabilities Increase (Decrease) in Other Accrued Liabilities Net cash provided by operating activities Net Cash Provided by (Used in) Operating Activities Investing activities Net Cash Provided by (Used in) Investing Activities [Abstract] Capital expenditures Cash Paid for Capital Expenditures Cash Paid for Capital Expenditures Proceeds from sale of property and equipment Proceeds from Sale of Property, Plant, and Equipment Purchase of business Payments to Acquire Businesses, Net of Cash Acquired Net cash used in investing activities Net Cash Provided by (Used in) Investing Activities, Continuing Operations Financing activities Net Cash Provided by (Used in) Financing Activities [Abstract] Proceeds from long-term debt Proceeds from Issuance of Long-term Debt Repayments of principal upon termination of long-term debt Repayments of Long-term Debt Principal payments on long-term debt Repayments of Long-term Debt, Long-term Capital Lease Obligations, and Capital Securities Debt issuance costs Payments of Financing Costs Proceeds from revolving facility Proceeds from Long-term Lines of Credit Payments on revolving facility Repayments of Long-term Lines of Credit Purchase of treasury stock Payments for Repurchase of Common Stock Distributions to noncontrolling interests Proceeds from (Payments to) Noncontrolling Interests Payments of employee taxes on certain share-based arrangements Payments Related to Tax Withholding for Share-based Compensation Net cash (used in) provided by financing activities Net Cash Provided by (Used in) Financing Activities, Continuing Operations Effect of exchange rate changes on cash and cash equivalents Effect of Exchange Rate on Cash and Cash Equivalents Increase (decrease) in cash and cash equivalents Cash and Cash Equivalents, Period Increase (Decrease) Cash and cash equivalents at beginning of year Cash and Cash Equivalents, at Carrying Value Cash and cash equivalents at end of year Supplemental disclosure of investing transactions: Additional Cash Flow Elements and Supplemental Cash Flow Information [Abstract] Capital expenditures purchased Payments for Capital Improvements Supplemental disclosure of non-cash financing transactions: Supplemental Cash Flow Information [Abstract] Conversion of exchangeable notes to common stock Schedule of Comprehensive Income (Loss) Comprehensive Income (Loss) [Table Text Block] Schedule of Goodwill Schedule of Goodwill [Table Text Block] Schedule of Finite-Lived Intangible Assets Schedule of Finite and Indefinite Lived Intangible Assets [Table Text Block] Schedule of Finite and Indefinite Lived Intangible Assets [Table Text Block] Schedule of Expected Amortization Expense Schedule of Finite-Lived Intangible Assets, Future Amortization Expense [Table Text Block] Statement of Operations data: Revenues [Abstract] Net revenues Revenues Gross profit Gross Profit Operating income Net earnings Less: net earnings attributable to noncontrolling interests Net Income (Loss) Attributable to Noncontrolling Interest Net earnings attributable to VPG stockholders Per Share Data: Earnings Per Share, Basic and Diluted [Abstract] Basic earnings per share (in dollars per share) Diluted earnings per share (in dollars per share) Certain Items Recorded during the Quarters: Certain Items Recorded During Quarters [Abstract] -- None. No documentation exists for this element. -- Acquisition purchase accounting adjustments Business Acquisition Purchase Accounting Adjustments Business Acquisition Purchase Accounting Adjustments Strategic alternative evaluation costs Strategic Alternative Evaluation Costs Strategic Alternative Evaluation Costs Gain on sale of building Net proceeds from lease termination Proceeds from Termination of Lease Proceeds from Termination of Lease Tax rebate Income Tax Credits and Adjustments Restructuring costs Tax effect of reconciling items and discrete tax items Tax Effect of Certain Items Recorded During Quarters Tax Effect of Certain Items Recorded During Quarters Goodwill and Other Intangible Assets Goodwill and Intangible Assets Disclosure [Text Block] Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share [Table] Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share [Table] Antidilutive Securities [Axis] Antidilutive Securities [Axis] Antidilutive Securities, Name [Domain] Antidilutive Securities, Name [Domain] Stock Options Employee Stock Option [Member] Exchangeable Unsecured Notes due 2102 Exchangeable Unsecured Notes Due 2102 [Member] Exchangeable Unsecured Notes Due 2102 [Member] Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items] Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items] Antidilutive securities excluded from computation of earnings per share (in shares) Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount Statement of Financial Position [Abstract] Class Of Stock [Axis] Class of Stock [Axis] Class of Stock [Domain] Class of Stock [Domain] Assets Assets [Abstract] Cash and cash equivalents Accounts receivable, net of allowances for doubtful accounts of $578 and $523, respectively Accounts Receivable, Net, Current Inventories: Inventory, Net [Abstract] Raw materials Inventory, Raw Materials, Gross Work in process Inventory, Work in Process, Gross Finished goods Inventory, Finished Goods, Gross Inventories, net Inventory, Net Prepaid expenses and other current assets Prepaid Expense and Other Assets, Current Total current assets Assets, Current Property and equipment, at cost: Property, Plant and Equipment, Gross [Abstract] Land Land Buildings and improvements Buildings and Improvements, Gross Machinery and equipment Machinery and Equipment, Gross Software Capitalized Computer Software, Gross Construction in progress Construction in Progress, Gross Accumulated depreciation Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment Property and equipment, net Goodwill Goodwill Intangible assets, net Intangible Assets, Net (Excluding Goodwill) Other assets Other Assets, Noncurrent Total assets Assets Liabilities and equity Liabilities and Equity [Abstract] Trade accounts payable Accounts Payable, Trade, Current Payroll and related expenses Employee-related Liabilities, Current Other accrued expenses Accrued Liabilities, Current Income taxes Accrued Income Taxes, Current Current portion of long-term debt Total current liabilities Liabilities, Current Long-term debt, less current portion Deferred Tax Liabilities, Net Deferred Tax Liabilities, Net Deferred income taxes Deferred Tax Liabilities, Net, Noncurrent Other liabilities Other Liabilities, Noncurrent Accrued pension and other postretirement costs Liability, Defined Benefit Plan, Noncurrent Total liabilities Liabilities Commitments and contingencies Commitments and Contingencies Equity: Stockholders' Equity Attributable to Parent [Abstract] Preferred stock, par value $1.00 per share: authorized - 1,000,000 shares; none issued Preferred Stock, Value, Issued Common stock Common Stock, Value, Issued Treasury stock, at cost - 619,667 shares held at December 31, 2017 and December 31, 2016 Treasury Stock, Value Capital in excess of par value Additional Paid in Capital, Common Stock Retained earnings Retained Earnings (Accumulated Deficit) Accumulated other comprehensive loss Total Vishay Precision Group, Inc. stockholders' equity Stockholders' Equity Attributable to Parent Noncontrolling interests Stockholders' Equity Attributable to Noncontrolling Interest Total equity Total liabilities and equity Liabilities and Equity Canada CANADA Unrecognized net actuarial loss Defined Benefit Plan, Accumulated Other Comprehensive Income (Loss), Gain (Loss), before Tax Unrecognized prior service cost Defined Benefit Plan, Accumulated Other Comprehensive (Income) Loss, Prior Service Cost (Credit), before Tax Unamortized transition obligation Defined Benefit Plan, Accumulated Other Comprehensive Income (Loss), Transition Asset (Obligation), before Tax Benefit plans, accumulated other comprehensive income (loss) before tax Defined Benefit Plan, Accumulated Other Comprehensive (Income) Loss, before Tax Schedule of Stock by Class [Table] Schedule of Stock by Class [Table] Common Class B Common Class B [Member] Class of Stock [Line Items] Class of Stock [Line Items] Common stock, number of votes Common Stock, Number of Votes Common Stock, Number of Votes Conversion ratio Conversion of Stock, Conversion Ratio Conversion of Stock, Conversion Ratio Preferred stock, shares authorized Preferred Stock, Shares Authorized Preferred stock, shares outstanding Preferred Stock, Shares Outstanding Common stock, shares authorized to be repurchased Stock Repurchase Program, Number of Shares Authorized to be Repurchased Treasury stock, shares Treasury Stock, Shares Fair Value Disclosures [Abstract] Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis [Table Text Block] Operating Loss Carryforwards [Table] Operating Loss Carryforwards [Table] Domestic Tax Authority Domestic Tax Authority [Member] Operating Loss Carryforwards [Line Items] Operating Loss Carryforwards [Line Items] Operating loss carryforwards Operating Loss Carryforwards Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number of Shares [Roll Forward] Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number of Shares [Roll Forward] Number of RSUs, beginning of year Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number Number of RSUs, vested Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period Number of RSUs, end of year Share-based Compensation Arrangement by Share-based payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value [Abstract] Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value [Abstract] Weighted average grant-date fair value, beginning of year (in dollars per share) Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value Weighted average grant-date fair value, granted (in dollars per share) Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period, Weighted Average Grant Date Fair Value Weighted average grant-date fair value, vested (in dollars per share) Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period, Weighted Average Grant Date Fair Value Weighted average grant-date fair value, end of year (in dollars per share) Reconciliation of Unrecognized Tax Benefits [Roll Forward] Reconciliation of Unrecognized Tax Benefits, Excluding Amounts Pertaining to Examined Tax Returns [Roll Forward] Balance at beginning of year Unrecognized Tax Benefits Addition based on tax positions related to current year Unrecognized Tax Benefits, Increase Resulting from Current Period Tax Positions (Reduction) addition based on tax positions related to prior years Unrecognized Tax Benefits, Decrease Resulting from Prior Period Tax Positions (Reduction) addition based on tax positions related to prior years Unrecognized Tax Benefits, Increase Resulting from Prior Period Tax Positions Addition related to acquired company Unrecognized Tax Benefits, Increase Resulting from Acquisition Currency translation adjustments Unrecognized Tax Benefits, Increase Resulting from Foreign Currency Translation Currency translation adjustments Unrecognized Tax Benefits, Decrease Resulting from Foreign Currency Translation Reduction for settled tax examinations Unrecognized Tax Benefits, Decrease Resulting from Settlements with Taxing Authorities Reduction for payments made Unrecognized Tax Benefits, Decrease Resulting from Payments Made Unrecognized Tax Benefits, Decrease Resulting from Payments Made Reduction for lapses of statute of limitations Unrecognized Tax Benefits, Reduction Resulting from Lapse of Applicable Statute of Limitations Balance before indemnification receivable Receivable from Vishay Intertechnology for indemnification Unrecognized Tax Benefits, Indemnification Receivable Amount of receivable from indemnification. Balance at end of year Unrecognized Tax Benefits Excluding Indemnification Receivable The amount of unrecognized tax benefits excluding indemnification receivable. 2018 Long-term Debt, Maturities, Repayments of Principal in Next Twelve Months 2019 Long-term Debt, Maturities, Repayments of Principal in Year Two 2020 Long-term Debt, Maturities, Repayments of Principal in Year Three 2021 Long-term Debt, Maturities, Repayments of Principal in Year Four 2022 Long-term Debt, Maturities, Repayments of Principal in Year Five Thereafter Long-term Debt, Maturities, Repayments of Principal after Year Five Tax Credit Carryforward [Table] Tax Credit Carryforward [Table] Tax Credit Carryforward [Axis] Tax Credit Carryforward [Axis] Tax Credit Carryforward, Name [Domain] Tax Credit Carryforward, Name [Domain] Capital Loss Carryforward Capital Loss Carryforward [Member] Tax Credit Carryforward [Line Items] Tax Credit Carryforward [Line Items] Performance Based Restricted Stock Units Performance Based Restricted Stock Units [Member] Performance Based Restricted Stock Units [Member] Vesting [Axis] Vesting [Axis] Vesting [Domain] Vesting [Domain] Vesting on January 1, 2018 Vesting on January 1, 2018 [Member] Vesting on January 1, 2018 [Member] Vesting on January 1, 2019 Vesting on January 1, 2019 [Member] Vesting on January 1, 2019 [Member] Vesting on January 1, 2020 Vesting on January 1, 2020 [Member] Vesting on January 1, 2020 [Member] Expected to Vest Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Expected to Vest, Outstanding, Number Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Expected to Vest, Outstanding, Number Not Expected to Vest Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Not Expected to Vest, Outstanding, Number Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Not Expected to Vest, Outstanding, Number Total Restricted stock units Restricted Stock or Unit Expense Working capital Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Current Assets Liabilities Net Amount of current assets net of current liabilities acquired at the acquisition date. Property and equipment Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Property, Plant, and Equipment Long-term deferred income tax liability Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Deferred Tax Liabilities Intangible assets: Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Intangible Assets [Abstract] Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets [Abstract] Total intangible assets Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Intangible Assets, Other than Goodwill Fair value of acquired identifiable assets and liabilities Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Assets Schedule of Finite-Lived Intangible Assets [Table] Schedule of Finite-Lived Intangible Assets [Table] Patents and acquired technology Patented Technology [Member] Finite-Lived Intangible Assets [Line Items] Intangible assets subject to amortization (Definite-lived) Finite-Lived Intangible Assets, Gross Accumulated amortization Finite-Lived Intangible Assets, Accumulated Amortization Net intangible assets subject to amortization Finite-Lived Intangible Assets, Net Indefinite-Lived Intangible Assets (Excluding Goodwill) [Abstract] Indefinite-Lived Intangible Assets (Excluding Goodwill) [Abstract] Intangible assets not subject to amortization (Indefinite-lived) Indefinite-Lived Intangible Assets (Excluding Goodwill) Intangible assets, net Subsequent Events [Abstract] Subsequent Events Subsequent Events [Text Block] Income Statement [Abstract] Costs of products sold Cost of Goods Sold Gross profit Selling, general, and administrative expenses Acquisition costs Restructuring costs Other income (expense): Other Nonoperating Income (Expense) [Abstract] Interest expense Interest Expense Other Other Nonoperating Income (Expense) Other (expense) income - net Nonoperating Income (Expense) Income before taxes Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest Income tax expense Net earnings (loss) Less: net earnings attributable to noncontrolling interests Net earnings (loss) attributable to VPG stockholders Basic earnings (loss) per share (in dollars per share) Diluted earnings (loss) per share (in dollars per share) Weighted average shares outstanding - basic Weighted average shares outstanding - diluted Fair Value Measurements Fair Value Disclosures [Text Block] Restructuring and Related Activities [Abstract] Schedule of Restructuring and Related Costs [Table] Schedule of Restructuring and Related Costs [Table] Restructuring Type [Axis] Restructuring Type [Axis] Type of Restructuring [Domain] Type of Restructuring [Domain] Employee Severance Employee Severance [Member] Restructuring Cost and Reserve [Line Items] Restructuring Cost and Reserve [Line Items] Restructuring Charges [Abstract] Restructuring Charges [Abstract] Restructuring reserve, beginning balance Restructuring Reserve Cash payments Payments for Restructuring Foreign currency translation Restructuring Reserve, Foreign Currency Translation Gain (Loss) Restructuring reserve, ending balance Share-Based Compensation Disclosure of Compensation Related Costs, Share-based Payments [Text Block] Income Taxes Income Tax Disclosure [Text Block] Restructuring Costs Restructuring and Related Activities Disclosure [Text Block] Change in benefit obligation: Defined Benefit Plan, Change in Benefit Obligation [Roll Forward] Benefit obligation at beginning of year Defined Benefit Plan, Benefit Obligation Service cost (adjusted for actual employee contributions) Defined Benefit Plan, Service Cost Interest cost Defined Benefit Plan, Interest Cost Contributions by participants Defined Benefit Plan, Benefit Obligation, Contributions by Plan Participant Actuarial (gains) losses Defined Benefit Plan, Benefit Obligation, Actuarial Gain (Loss) Benefits paid Defined Benefit Plan, Benefit Obligation, Benefits Paid Curtailments and settlements Defined Benefit Plan, Benefit Obligation, (Increase) Decrease for Settlement Currency translation Defined Benefit Plan, Benefit Obligation, Foreign Currency Translation Gain (Loss) Benefit obligation at end of year Change in plan assets: Defined Benefit Plan, Change in Fair Value of Plan Assets [Roll Forward] Fair value of plan assets at beginning of year Actual return on plan assets Defined Benefit Plan, Plan Assets, Increase (Decrease) for Actual Return (Loss) Company contributions Defined Benefit Plan, Plan Assets, Contributions by Employer Contributions by participants Defined Benefit Plan, Plan Assets, Contributions by Plan Participant Benefits paid Defined Benefit Plan, Plan Assets, Benefits Paid Currency translation Defined Benefit Plan, Plan Assets, Foreign Currency Translation Gain (Loss) Fair value of plan assets at end of year Funded status at end of year Defined Benefit Plan, Funded (Unfunded) Status of Plan Subsequent Event [Table] Subsequent Event [Table] Subsequent Event Type [Axis] Subsequent Event Type [Axis] Subsequent Event Type [Domain] Subsequent Event Type [Domain] Subsequent Event Subsequent Event [Member] Deferred Bonus and Profit Sharing Plan By Title Of Individual [Axis] Title of Individual [Axis] Title Of Individual With Relationship To Entity [Domain] Relationship to Entity [Domain] Executive Officer Executive Officer [Member] Performance Based Units Performance Shares [Member] Long-Term Debt, Type [Axis] Long-term Debt, Type [Axis] Long-Term Debt, Type [Domain] Long-term Debt, Type [Domain] Unsecured Debt Unsecured Debt [Member] Subsequent Event [Line Items] Subsequent Event [Line Items] Percentage of performance based units on total units approved Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period, Percent of Performance-based Awards Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period, Percent of Performance-based Awards Restricted stock units grant date fair value Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period, Fair Value Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period, Fair Value Number of RSUs granted (in shares) Principal amount of notes exchanged for common stock Debt Conversion, Original Debt, Amount Conversion of exchangeable notes to common stock (in shares) Stock Issued During Period, Shares, Conversion of Convertible Securities Exchangeable notes conversion price amount (in dollars per share) Debt Instrument, Convertible, Conversion Price Customer advance payments Customer Advances, Current Accrued restructuring Goods received, not yet invoiced Accounts Payable and Other Accrued Liabilities Accrued taxes, other than income taxes Accrual for Taxes Other than Income Taxes, Current Accrued commissions Accrued Sales Commission, Current Accrued professional fees Accrued Professional Fees, Current Other Other Accrued Liabilities, Current Accrued liabilities, current Segment and Geographic Data Segment Reporting Disclosure [Text Block] Restructuring and Related Costs Restructuring and Related Costs [Table Text Block] Schedule of Goodwill [Table] Schedule of Goodwill [Table] Segments [Axis] Segments [Axis] Segments [Domain] Segments [Domain] Weighing and Control Systems Weighing and Control Systems [Member] -- None. No documentation exists for this element. -- Foil Technology Products Foil Technology Products [Member] -- None. No documentation exists for this element. -- Goodwill [Line Items] Goodwill [Line Items] Goodwill [Roll Forward] Goodwill [Roll Forward] Beginning balance Goodwill acquired Goodwill, Acquired During Period Adjustment to goodwill acquired Goodwill, Purchase Accounting Adjustments Foreign currency translation adjustment Goodwill, Foreign Currency Translation Gain (Loss) Ending balance Foreign exchange gain (loss) Foreign Currency Transaction Gain (Loss), before Tax Interest income Investment Income, Interest Other income Other Income Other expenses Other Expenses Other nonoperating income (expense) 2013 Credit Agreement Credit Agreement 2013 [Member] Other Lines of Credit Other Lines of Credit [Member] Other Lines of Credit [Member] Letter Of Credit Letter of Credit [Member] Foreign Term Facility Foreign Term Facility [Member] 10199742-7953-11e3-b035-22000a1e8102 Domestic Revolving Facility Domestic Revolving Facility [Member] 0e0af414-7953-11e3-b035-22000a1e8102 Revolving and U.S. Delayed Draw Term Facilities Revolving and U.S. Delayed Draw Term Facilities [Member] Revolving and U.S. Delayed Draw Term Facilities [Member] U.S. Closing Date Term and Canadian Term Facilities U.S. Closing Date Term and Canadian Term Facilities [Member] U.S. Closing Date Term and Canadian Term Facilities [Member] Domestic Term Facility United States Term Facility [Member] 0fccca98-7953-11e3-b035-22000a1e8102 Line of Credit Line of Credit [Member] Variable Rate [Axis] Variable Rate [Axis] Variable Rate [Domain] Variable Rate [Domain] London Interbank Offered Rate (LIBOR) London Interbank Offered Rate (LIBOR) [Member] Liability Class [Axis] Liability Class [Axis] Fair Value By Liability Class [Domain] Fair Value by Liability Class [Domain] Other Debt Other Debt [Member] 0fea7fe8-7953-11e3-b035-22000a1e8102 Principle amount Line of Credit Facility, Maximum Borrowing Capacity Expiration date Line of Credit Facility, Expiration Date LIBOR Debt Instrument, Description of Variable Rate Basis Interest rate in addition to LIBOR Debt Instrument, Basis Spread on Variable Rate Quarterly commitment fee Line of Credit Facility, Unused Capacity, Commitment Fee Percentage Debt Instrument, interest rate Debt Instrument, Interest Rate, Effective Percentage Letters of credit outstanding Letters of Credit Outstanding, Amount Maturity date Debt Instrument, Maturity Date Principal amount of notes exchanged for common stock Principal Amount Of Notes Exchanged The principal amount of notes exchanged in the conversion. Number of shares of common stock the notes are exchangeable into (in shares) Debt Instrument, Convertible, Number of Equity Instruments Debt instrument term (in years) Debt Instrument, Term Stated interest rate (as a percent) Debt Instrument, Interest Rate, Stated Percentage Interest paid Interest Paid Document and Entity Informations [Abstract] Document and Entity Information. Class of Stock [Axis] Entity Registrant Name Entity Registrant Name Entity Central Index Key Entity Central Index Key Current Fiscal Year End Date Current Fiscal Year End Date Trading Symbol Trading Symbol Entity Filer Category Entity Filer Category Document Type Document Type Document Period End Date Document Period End Date Document Fiscal Year Focus Document Fiscal Year Focus Document Fiscal Period Focus Document Fiscal Period Focus Amendment Flag Amendment Flag Entity Common Stock, Shares Outstanding Entity Common Stock, Shares Outstanding Entity Well-Known Seasoned Issuer Entity Well-known Seasoned Issuer Entity Voluntary Filers Entity Voluntary Filers Entity Current Reporting Status Entity Current Reporting Status Entity Public Float Entity Public Float Annual service cost Defined Benefit Plan Service Cost Gross The actuarial gross present value of benefits attributed by the pension benefit formula to services rendered by employees during the period. The portion of the expected postretirement benefit obligation attributed to employee service during the period. The service cost component is a portion of the benefit obligation and is unaffected by the funded status of the plan. Less: employee contributions Net service cost Expected return on plan assets Defined Benefit Plan, Expected Return (Loss) on Plan Assets Amortization of actuarial losses Defined Benefit Plan, Amortization of Gain (Loss) Amortization of transition obligation Defined Benefit Plan, Amortization of Transition Asset (Obligation) Curtailment and settlement losses Defined Benefit Plan, Net Periodic Benefit Cost (Credit), Gain (Loss) Due to Settlement and Curtailment Net periodic benefit cost Defined Benefit Plan, Net Periodic Benefit Cost (Credit) Plan assets Defined Benefit Plan, Actual Plan Asset Allocations Schedule of Other Nonoperating Income (Expense) Schedule of Other Nonoperating Income (Expense) [Table Text Block] Schedule of Accrued Liabilities Schedule of Accrued Liabilities [Table Text Block] 2018 Operating Leases, Future Minimum Payments Due, Next Twelve Months 2019 Operating Leases, Future Minimum Payments, Due in Two Years 2020 Operating Leases, Future Minimum Payments, Due in Three Years 2021 Operating Leases, Future Minimum Payments, Due in Four Years 2022 Operating Leases, Future Minimum Payments, Due in Five Years Thereafter Operating Leases, Future Minimum Payments, Due Thereafter Schedule of Assets Acquired and Liabilities Assumed Schedule of Recognized Identified Assets Acquired and Liabilities Assumed [Table Text Block] Schedule of Acquisition Costs Schedule Of Business Acquisitions, Acquisition Costs [Table Text Block] Tabular disclosure of acquistion costs related to business acquisitions. Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding [Roll Forward] Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding [Roll Forward] Number of options, beginning of year Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Number Number of options, granted Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Gross Number of options, exercised Number of options, expired Share-based Compensation Arrangement by Share-based Payment Award, Options, Forfeitures and Expirations in Period Number of options, end of Year Number of options, vested and expected to vest Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested and Expected to Vest, Exercisable, Number Number of options exercisable, end of year Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Number Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Exercise Price [Abstract] Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Exercise Price [Abstract] Weighted average exercise price, beginning of year (in dollars per share) Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Exercise Price Weighted average exercise price, granted (in dollars per share) Share-based Compensation Arrangements by Share-based Payment Award, Options, Grants in Period, Weighted Average Exercise Price Weighted average exercise price, exercised (in dollars per share) Share-based Compensation Arrangements by Share-based Payment Award, Options, Exercises in Period, Weighted Average Exercise Price Weighted average exercise price, expired (in dollars per share) Share-based Compensation Arrangement by Share-based Payment Award, Options, Forfeitures and Expirations in Period, Weighted Average Exercise Price Weighted average exercise price, end of year (in dollars per share) Summary of Significant Accounting Policies [Table] Summary of Significant Accounting Policies [Table] Summary of Significant Accounting Policies [Table] Property, Plant and Equipment, Type [Axis] Property, Plant and Equipment, Type [Axis] Property, Plant and Equipment, Type [Domain] Property, Plant and Equipment, Type [Domain] Machinery and Equipment Machinery and Equipment [Member] Building and Building Improvements Building and Building Improvements [Member] Software Software and Software Development Costs [Member] Scenario [Axis] Scenario [Axis] Scenario, Unspecified [Domain] Scenario, Unspecified [Domain] Pro Forma Pro Forma [Member] Adjustments for New Accounting Pronouncements [Axis] Adjustments for New Accounting Pronouncements [Axis] Type of Adoption [Domain] Type of Adoption [Domain] Accounting Standards Update 2017-07 Accounting Standards Update 2017-07 [Member] Accounting Standards Update 2017-07 [Member] Summary of Significant Accounting Policies [Line Items] Summary of Significant Accounting Policies [Line Items] [Line Items] for Summary of Significant Accounting Policies [Table] Minimum ownership of fully controlled entities Minimum Ownership Of Fully Controlled Entities Percentage of minimum ownership of fully controlled entities. Research and development expense Research and Development Expense Recognized tax benefit to be realized upon ultimate settlement Recognized Tax Benefit To Be Realized Upon Ultimate Settlement The description of recognizes the largest amount of tax benefit to be realized upon ultimate settlement with the related tax authority. Allowance for doubtful accounts Allowance for Doubtful Accounts Receivable, Current Bad debt expense Provision for Doubtful Accounts Property, plant and equipment, useful life (in years) Property, Plant and Equipment, Useful Life Depreciation expense Depreciation Finite-lived intangible assets, useful life (in years) Other income (expense) Accumulated benefit obligation, all plans Defined Benefit Plan, Accumulated Benefit Obligation Plans for which the accumulated benefit obligation exceeds plan assets: Defined Benefit Plan, Pension Plan with Accumulated Benefit Obligation in Excess of Plan Assets [Abstract] Projected benefit obligation Defined Benefit Plan, Pension Plan with Accumulated Benefit Obligation in Excess of Plan Assets, Projected Benefit Obligation Accumulated benefit obligation Defined Benefit Plan, Pension Plan with Accumulated Benefit Obligation in Excess of Plan Assets, Accumulated Benefit Obligation Fair value of plan assets Defined Benefit Plan, Pension Plan with Accumulated Benefit Obligation in Excess of Plan Assets, Fair Value of Plan Assets Allowance for doubtful accounts receivable (in dollars) Allowance for Doubtful Accounts Receivable Preferred stock, par value (in dollars per share) Preferred Stock, Par or Stated Value Per Share Preferred stock, shares issued Preferred Stock, Shares Issued Common stock, par value (in dollars per share) Common Stock, Par or Stated Value Per Share Common stock, shares authorized Common Stock, Shares Authorized Common stock, shares outstanding Common Stock, Shares, Outstanding Treasury stock, shares Statement of Comprehensive Income [Abstract] Other comprehensive loss, net of tax: Other Comprehensive Income (Loss), Net of Tax, Portion Attributable to Parent [Abstract] Foreign currency translation adjustment Pension and other postretirement actuarial items Other Comprehensive (Income) Loss, Defined Benefit Plan, after Reclassification Adjustment, after Tax Comprehensive income (loss) Comprehensive Income (Loss), Net of Tax, Including Portion Attributable to Noncontrolling Interest Less: comprehensive income attributable to noncontrolling interests Comprehensive income (loss) attributable to VPG stockholders Comprehensive Income (Loss), Net of Tax, Attributable to Parent Additional Financial Information Statement Information Additional Financial Information Disclosure [Text Block] Acquisition Activity Business Combination Disclosure [Text Block] Earnings Per Share Earnings Per Share [Text Block] Domestic Income (Loss) from Continuing Operations before Income Taxes, Domestic Foreign Income (Loss) from Continuing Operations before Income Taxes, Foreign Defined Benefit Plans and Other Postretirement Benefit Plans Disclosures [Table] Defined Benefit Plans and Other Postretirement Benefit Plans Disclosures [Table] Retirement Plan Funding Status [Axis] Retirement Plan Funding Status [Axis] Retirement Plan Funding Status [Domain] Retirement Plan Funding Status [Domain] Unfunded Plan Unfunded Plan [Member] Retirement Plan Tax Status [Axis] Retirement Plan Tax Status [Axis] Retirement Plan Tax Status [Domain] Retirement Plan Tax Status [Domain] Nonqualified Plan Nonqualified Plan [Member] Retirement Plan Sponsor Location [Axis] Retirement Plan Sponsor Location [Axis] Retirement Plan Sponsor Location [Domain] Retirement Plan Sponsor Location [Domain] Domestic Plan Domestic Plan [Member] Other Retirement Obligations Deferred Bonus and Profit Sharing Arrangements, Individual Contracts, Type of Deferred Compensation [Axis] Deferred Bonus and Profit Sharing Arrangements, Individual Contracts, Type of Deferred Compensation [Axis] Deferred Bonus and Profit Sharing Arrangement, Individual Contract, Type of Deferred Compensation [Domain] Deferred Bonus and Profit Sharing Arrangement, Individual Contract, Type of Deferred Compensation [Domain] Deferred Compensation, Excluding Share-based Payments and Retirement Benefits Deferred Compensation, Excluding Share-based Payments and Retirement Benefits [Member] Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items] Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items] Assets held-in-trust Assets Held-in-trust, Noncurrent Non qualified pension plan liabilities Liability, Defined Benefit Pension Plan, Noncurrent Estimated actuarial items that will be amortized from AOCI loss Defined Benefit Plan, Expected Amortization, Next Fiscal Year Ultimate health care cost trend rate Defined Benefit Plan, Ultimate Health Care Cost Trend Rate Defined benefit plan, employer contribution in 2018 Defined Benefit Plan, Expected Future Employer Contributions, Next Fiscal Year Other retirement obligations Postemployment Benefits Liability, Noncurrent Defined contribution plan matching expense Defined Contribution Plan, Cost Schedule of Earnings Per Share, Basic and Diluted Schedule of Earnings Per Share, Basic and Diluted [Table Text Block] Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share [Table Text Block] Schedule of Quarterly Financial Information Quarterly Financial Information [Table Text Block] Discount rate, benefit obligation Defined Benefit Plan, Assumptions Used Calculating Benefit Obligation, Discount Rate Rate of compensation increase, benefit obligation Defined Benefit Plan, Assumptions Used Calculating Benefit Obligation, Rate of Compensation Increase Expected return on plan assets, benefit obligation Defined Benefit Plan, Assumptions Used Calculating Benefit Obligation, Expected Long-term Return on Assets Defined Benefit Plan, Assumptions Used Calculating Benefit Obligation, Expected Long-term Return on Assets Discount rate, net periodic pension cost Defined Benefit Plan, Assumptions Used Calculating Net Periodic Benefit Cost, Discount Rate Rate of compensation increase, net periodic pension cost Defined Benefit Plan, Assumptions Used Calculating Net Periodic Benefit Cost, Rate of Compensation Increase Expected return on plan assets, net periodic pension cost Defined Benefit Plan, Assumptions Used Calculating Net Periodic Benefit Cost, Expected Long-term Rate of Return on Plan Assets Health care trend rate Defined Benefit Plan, Health Care Cost Trend Rate Assumed, Next Fiscal Year Restructuring Plan [Axis] Restructuring Plan [Axis] Restructuring Plan [Domain] Restructuring Plan [Domain] Global Cost Reduction Program Global Cost Reduction Program [Member] Global Cost Reduction Program [Member] Costa Rica COSTA RICA Other Geographical Locations Other Geographical Locations [Member] Other Geographical Locations [Member] Europe, Canada and United States Asia, Canada and United States [Member] Asia, Canada and United States [Member] Schedule of Segment Reporting Information, by Segment [Table] Schedule of Segment Reporting Information, by Segment [Table] Operating Segments Operating Segments [Member] Corporate/ Other Intersegment revenues Intersegment Eliminations [Member] Force Sensors Force Sensors [Member] -- None. No documentation exists for this element. -- Segment Reporting Information [Line Items] Segment Reporting Information [Line Items] Gross profit Segment operating income (loss) Depreciation and amortization expense Capital expenditures Payments to Acquire Productive Assets Total assets Schedule of Related Party Transactions, by Related Party [Table] Schedule of Related Party Transactions, by Related Party [Table] Japan JAPAN Related Party [Axis] Related Party [Axis] Related Party [Domain] Related Party [Domain]