Entity Central Index Key Finite lived intangible assets accumulated amortization or impairments. Cover [Abstract] Document Type Document Type Amendment Flag Amendment Flag Document Period End Date Document Period End Date Document Fiscal Period Focus Document Fiscal Period Focus Document Fiscal Year Focus Document Fiscal Year Focus Entity Registrant Name Entity Registrant Name Entity Central Index Key Current Fiscal Year End Date Current Fiscal Year End Date Entity Filer Category Entity Filer Category Entity Small Business Entity Small Business Entity Emerging Growth Company Entity Emerging Growth Company Trading Symbol Trading Symbol Entity Common Stock, Shares Outstanding Entity Common Stock Shares Outstanding Entity Current Reporting Status Entity Current Reporting Status Entity Interactive Data Current Entity Interactive Data Current Entity Shell Company Entity Shell Company Title of 12(b) Security Security12b Title Entity File Number Entity File Number Entity Incorporation, State or Country Code Entity Incorporation State Country Code Entity Tax Identification Number Entity Tax Identification Number Entity Address, Address Line One Entity Address Address Line1 Entity Address, City or Town Entity Address City Or Town Entity Address, State or Province Entity Address State Or Province Entity Address, Postal Zip Code Entity Address Postal Zip Code City Area Code City Area Code Local Phone Number Local Phone Number Document Quarterly Report Document Quarterly Report Document Transition Report Document Transition Report Security Exchange Name Security Exchange Name Acquired tax liabilities, current. Severance and other charges reserve. Acquired tax liabilities, noncurrent. Statement Of Financial Position [Abstract] ASSETS Assets [Abstract] Current Assets Assets Current [Abstract] Cash and cash equivalents Cash And Cash Equivalents At Carrying Value Short-term investments Short Term Investments Receivables: Receivables Net Current [Abstract] Billed receivables, net of allowance for doubtful accounts of $494 and $541, respectively Accounts Receivable Net Current Unbilled receivables, net Contract With Customer Asset Net Current Other receivables Other Receivables Net Current Inventories, net of reserves of $2,048 and $1,778 respectively Inventory Net Other current assets Other Assets Current Total current assets Assets Current Property and Equipment, Net Property Plant And Equipment Net Goodwill Goodwill Intangible Assets, Net Finite Lived Intangible Assets Net Right of Use Assets Operating Lease Right Of Use Asset Long-Term Investment Long Term Investments Long-Term Deferred Income Tax Assets Deferred Tax Assets Net Noncurrent Total Assets Assets LIABILITIES AND SHAREHOLDERS' EQUITY Liabilities And Stockholders Equity [Abstract] Current Liabilities Liabilities Current [Abstract] Accounts payable Accounts Payable Current Accrued liabilities and expenses Accrued Liabilities Current Accrued compensation Employee Related Liabilities Current Current portion of taxes payable Acquired Tax Liabilities Current Income taxes payable Accrued Income Taxes Current Short-term operating lease liability Operating Lease Liability Current Reserves for severance and other charges Severance And Other Charges Reserve Deferred revenue Contract With Customer Liability Current Total current liabilities Liabilities Current Long-Term Taxes Payable Acquired Tax Liabilities Noncurrent Long-Term Deferred Income Tax Liability Deferred Tax Liabilities Noncurrent Long-Term Operating Lease Liability Operating Lease Liability Noncurrent Long-Term Deferred Revenue Contract With Customer Liability Noncurrent Other Long-Term Liabilities Other Liabilities Noncurrent Total Liabilities Liabilities Shareholders' Equity Stockholders Equity [Abstract] Preferred stock, no par value, authorized 1,000 shares, issued none Preferred Stock Value Common stock, $0.01 par value, 19,000 shares authorized; issued and outstanding 9,704 and 9,658, respectively Common Stock Value Accumulated other comprehensive loss Accumulated Other Comprehensive Income Loss Net Of Tax Additional paid-in capital Additional Paid In Capital Common Stock Retained deficit Retained Earnings Accumulated Deficit Total Shareholders' Equity Stockholders Equity Total Liabilities and Shareholders' Equity Liabilities And Stockholders Equity Billed receivables, allowance for doubtful accounts Allowance For Doubtful Accounts Receivable Current Inventories, reserves Inventory Valuation Reserves Preferred stock, par value Preferred Stock No Par Value Preferred stock, authorized Preferred Stock Shares Authorized Preferred stock, issued Preferred Stock Shares Issued Common stock, par value Common Stock Par Or Stated Value Per Share Common stock, authorized Common Stock Shares Authorized Common stock, issued Common Stock Shares Issued Common stock, outstanding Common Stock Shares Outstanding Severance, impairment and other charges. Income Statement [Abstract] Net Sales Revenue From Contract With Customer Excluding Assessed Tax Cost of Sales Cost Of Goods And Services Sold Gross Profit Gross Profit Operating Expenses Operating Expenses [Abstract] Selling, general and administrative Selling General And Administrative Expense Engineering, research and development Research And Development Expense Severance, impairment and other charges Severance Impairment And Other Charges Total operating expenses Operating Expenses Operating Income Operating Income Loss Other Income and (Expenses) Nonoperating Income Expense [Abstract] Interest expense, net Interest Income Expense Nonoperating Net Foreign currency gain (loss), net Foreign Currency Transaction Gain Loss Before Tax Other income, net Other Nonoperating Income Expense Total other income and (expense) Nonoperating Income Expense Income Before Income Taxes Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest Income Tax (Expense) Benefit Income Tax Expense Benefit Net Income Net Income Loss Income Per Common Share Earnings Per Share [Abstract] Basic Earnings Per Share Basic Diluted Earnings Per Share Diluted Weighted Average Common Shares Outstanding Weighted Average Number Of Shares Outstanding [Abstract] Basic Weighted Average Number Of Shares Outstanding Basic Dilutive effect of stock options Weighted Average Number Diluted Shares Outstanding Adjustment Diluted Weighted Average Number Of Diluted Shares Outstanding Statement Of Income And Comprehensive Income [Abstract] Net Income Other Comprehensive Income (Loss): Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent [Abstract] Foreign currency translation adjustments Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Net Of Tax Comprehensive Income Comprehensive Income Net Of Tax Non cash lease expense. Statement Of Cash Flows [Abstract] Cash Flows from Operating Activities Net Cash Provided By Used In Operating Activities [Abstract] Net income Adjustments to reconcile net income to net cash provided by operating activities: Adjustments To Reconcile Net Income Loss To Cash Provided By Used In Operating Activities [Abstract] Depreciation and amortization, includes $265 amortization of ROU assets (imputed) Depreciation Depletion And Amortization Stock compensation expense Share Based Compensation Non-cash lease expense Non Cash Lease Expense Deferred income taxes Deferred Income Tax Expense Benefit Loss (gain) on disposal of assets Gain Loss On Disposition Of Assets1 Allowance for doubtful accounts Provision For Doubtful Accounts Changes in assets and liabilities: Increase Decrease In Operating Capital [Abstract] Receivables Increase Decrease In Receivables Inventories Increase Decrease In Inventories Accounts payable Increase Decrease In Accounts Payable Accrued liabilities and expenses Increase Decrease In Accrued Liabilities Deferred revenue Increase Decrease In Contract With Customer Liability Other assets and liabilities Increase Decrease In Other Operating Capital Net Net cash provided by operating activities Net Cash Provided By Used In Operating Activities Cash Flows from Investing Activities Net Cash Provided By Used In Investing Activities [Abstract] Purchases of short-term investments Payments To Acquire Short Term Investments Sales of short-term investments Proceeds From Sale Of Short Term Investments Capital expenditures Payments To Acquire Property Plant And Equipment Capital expenditures - intangibles Payments To Acquire Intangible Assets Net cash provided by (used for) investing activities Net Cash Provided By Used In Investing Activities Cash Flows from Financing Activities Net Cash Provided By Used In Financing Activities [Abstract] Payments on lines of credit and short-term borrowings, net Proceeds From Repayments Of Short Term Debt Proceeds from stock plans Proceeds From Stock Plans Cash payment for shares surrendered upon vesting of RSU's to cover taxes Payments Related To Tax Withholding For Share Based Compensation Net cash (used for) provided by financing activities Net Cash Provided By Used In Financing Activities Effect of Exchange Rate Changes on Cash and Cash Equivalents Effect Of Exchange Rate On Cash And Cash Equivalents Net Increase in Cash, Cash Equivalents and Restricted Cash Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect Cash, Cash Equivalents and Restricted Cash, July 1 Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Cash, Cash Equivalents and Restricted Cash, December 31 Supplemental Disclosure of Cash Flow Information Supplemental Cash Flow Information [Abstract] Cash paid during the period for interest Interest Paid Net Cash paid during the period for income taxes Income Taxes Paid Restricted Cash included in Short-term Investments Restricted Cash Restricted Cash, Asset, Statement of Financial Position [Extensible List] Restricted Cash Asset Statement Of Financial Position Extensible List Operating lease right of use asset amortization. Amortization of ROU assets Operating Lease Right Of Use Asset Amortization Statement Of Stockholders Equity [Abstract] Statement [Table] Statement [Table] Adjustments for New Accounting Pronouncements Adjustments For New Accounting Pronouncements [Axis] Type of Adoption Type Of Adoption [Member] ASC 606 [Member] Accounting Standards Update201409 [Member] Equity Components Statement Equity Components [Axis] Equity Component Equity Component [Domain] Common Stock [Member] Common Stock [Member] Accumulated Other Comprehensive Income (Loss) [Member] Accumulated Other Comprehensive Income [Member] Additional Paid-In Capital [Member] Additional Paid In Capital [Member] Retained (Deficit) Earnings [Member] Retained Earnings [Member] Statement [Line Items] Statement [Line Items] Beginning balance Issued Stock Issued During Period Value New Issues Other comprehensive income (loss) Other Comprehensive Income Loss Net Of Tax Portion Attributable To Parent Stock-based compensation Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value Stock plans Stock Issued During Period Value Share Based Compensation Adoption of ASC 606 - modifiedretrospective transition method Cumulative Effect On Retained Earnings Net Of Tax1 Ending balance Accounting Policies [Abstract] Accounting Policies Significant Accounting Policies [Text Block] New Accounting Pronouncements And Changes In Accounting Principles [Abstract] New Accounting Pronouncements New Accounting Pronouncements And Changes In Accounting Principles [Text Block] Business Combination Goodwill [Abstract] Goodwill Goodwill Disclosure [Text Block] Goodwill And Intangible Assets Disclosure [Abstract] Intangible Assets Intangible Assets Disclosure [Text Block] Revenue From Contract With Customer [Abstract] Revenue from Contracts with Customers Revenue From Contract With Customer [Text Block] Investments [Abstract] Short-Term and Long-Term Investments Investment [Text Block] Fair Value Disclosures [Abstract] Fair Value Measurements Fair Value Disclosures [Text Block] Inventory Disclosure [Abstract] Inventory Inventory Disclosure [Text Block] Property Plant And Equipment [Abstract] Property And Equipment Property Plant And Equipment Disclosure [Text Block] Leases [Abstract] Leases Lessee Operating Leases [Text Block] Warranty [Abstract] Warranties Product Warranty Disclosure [Text Block] Debt Disclosure [Abstract] Credit Facilities Debt Disclosure [Text Block] Severance impairment and other charges. Severance Impairment And Other Charges [Abstract] Severance, Impairment And Other Charges Restructuring And Related Activities Disclosure [Text Block] Current and long term taxes payable disclosure. Acquired Taxes Payable [Abstract] Acquired Taxes Payable [Abstract] Current And Long-Term Taxes Payable Current And Long Term Taxes Payable Disclosure [Text Block] Other Liabilities Disclosure [Abstract] Other Long-Term Liabilities Other Liabilities Disclosure [Text Block] Disclosure Of Compensation Related Costs Sharebased Payments [Abstract] Stock Based Compensation Disclosure Of Compensation Related Costs Share Based Payments [Text Block] Earnings Per Share Earnings Per Share [Text Block] Commitments And Contingencies Disclosure [Abstract] Commitments And Contingencies Commitments And Contingencies Disclosure [Text Block] Basis of accounting and consolidation policy. Basis of Presentation and Principles of Consolidation Basis Of Accounting And Consolidation Policy Policy [Text Block] Use of Estimates Use Of Estimates Revision of previously issued financial statements. Revision of Previously Issued Financial Statements Revision Of Previously Issued Financial Statements Policy [Text Block] Summary of Revision of Previously Issued Financial Statements Schedule Of Error Corrections And Prior Period Adjustments [Text Block] Summary Of Change In Intangible Assets Schedule Of Finite Lived Intangible Assets Table [Text Block] Summary Of Estimated Amortization Scheduleof Finite Lived Intangible Assets Future Amortization Expense Table [Text Block] Disaggregated Revenue by Geographic Region, Product Lines, and Timing of Recognition Disaggregation Of Revenue Table [Text Block] Summary of Remaining Unsatisfied Performance Obligations Revenue Remaining Performance Obligation Expected Timing Of Satisfaction Table [Text Block] Schedule Of Short-Term And Long-Term Investments Investment Table [Text Block] Summary Of Investments Measured And Recorded At Fair Value On A Recurring Basis Fair Value Assets Measured On Recurring Basis [Text Block] Schedule of Components of Inventory Schedule Of Inventory Current Table [Text Block] Summary Of Property And Equipment Property Plant And Equipment [Text Block] Schedule of Maturities of Lease Liabilities Lessee Operating Lease Liability Maturity Table [Text Block] Schedule of Product Warranty Liability Schedule Of Product Warranty Liability Table [Text Block] Schedule of Severance, Impairment and Other Charges. Summary Of Severance, Impairment And Other Charges Schedule Of Severance Impairment And Other Charges Table [Text Block] Schedule of reserves for severance and other charges. Schedule Of Reserves For Severance and Other Charges Reconciliation Schedule Of Reserves For Severance And Other Charges Table [Text Block] Schedule Of Stock Option Valuation Assumptions Schedule Of Share Based Payment Award Stock Options Valuation Assumptions Table [Text Block] Summary Of Restricted Stock And Restricted Stock Unit Awards Outstanding Schedule Of Sharebased Compensation Restricted Stock And Restricted Stock Units Activity Table [Text Block] Summary of Status of Performance Share Units Outstanding Schedule Of Nonvested Performance Based Units Activity Table [Text Block] Prior Period Adjustment [Abstract] Schedule Of Error Corrections And Prior Period Adjustment Restatement [Table] Schedule Of Error Corrections And Prior Period Adjustment Restatement [Table] Restatement Restatement [Axis] Restatement Restatement [Domain] As Previously Reported [Member] Scenario Previously Reported [Member] Adjustment [Member] Restatement Adjustment [Member] Error Corrections And Prior Period Adjustments Restatement [Line Items] Error Corrections And Prior Period Adjustments Restatement [Line Items] Operating Expenses Operating Income Other Income and (Expense) Income Before Income Taxes Income Tax Benefit (Expense) Summary of Significant Accounting Policies [Line Items] Summary of Significant Accounting Policies [Table] Summary Of Significant Accounting Policies [Table] Summary Of Significant Accounting Policies [Table] Summary Of Significant Accounting Policies [Line Items] Summary Of Significant Accounting Policies [Line Items] Total Comprehensive Income Net change in net cash provided by operating activities due to revision. Net change in net cash provided by operating activities due to revision Net Change In Net Cash Provided By Operating Activities Due To Revision Retained earnings Accounting Changes And Error Corrections [Abstract] New Accounting Pronouncements Or Change In Accounting Principle [Table] New Accounting Pronouncements Or Change In Accounting Principle [Table] ASU 2016-2 [Member] Accounting Standards Update201602 [Member] New Accounting Pronouncements Or Change In Accounting Principle [Line Items] New Accounting Pronouncements Or Change In Accounting Principle [Line Items] Operating lease right-of-use assets Operating lease liabilities Operating Lease Liability Non-cash goodwill impairment charge Goodwill Impairment Loss Schedule Of Finite Lived Intangible Assets [Table] Schedule Of Finite Lived Intangible Assets [Table] Finite-Lived Intangible Assets by Major Class Finite Lived Intangible Assets By Major Class [Axis] Finite-Lived Intangible Assets, Major Class Name Finite Lived Intangible Assets Major Class Name [Domain] Customer/Distributor Relationships [Member] Customer Relationships [Member] Trade Name [Member] Trade Names [Member] Software [Member] Computer Software Intangible Asset [Member] Finite-Lived Intangible Assets [Line Items] Finite Lived Intangible Assets [Line Items] Amortization period Finite Lived Intangible Asset Useful Life Non-cash definite-lived asset impairment loss Asset Impairment Charges Gross Carrying Amount Finite Lived Intangible Assets Gross Accumulated Amortization Finite Lived Intangible Assets Accumulated Amortization Accumulated Amortization/ Impairments Finite Lived Intangible Assets Accumulated Amortization Or Impairments Total intangibles Amortization expense Amortization Of Intangible Assets 2020 (excluding the six months ended December 31, 2019) Finite Lived Intangible Assets Amortization Expense Remainder Of Fiscal Year 2021 Finite Lived Intangible Assets Amortization Expense Year Two 2022 Finite Lived Intangible Assets Amortization Expense Year Three 2023 Finite Lived Intangible Assets Amortization Expense Year Four 2024 Finite Lived Intangible Assets Amortization Expense Year Five after 2024 Finite Lived Intangible Assets Amortization Expense After Year Five Disaggregation Of Revenue [Table] Disaggregation Of Revenue [Table] Geographical Statement Geographical [Axis] Geographical Segment Geographical [Domain] Americas Sales [Member] Americas [Member] Europe Sales [Member] Europe [Member] Asia Sales [Member] Asia [Member] Disaggregation Of Revenue [Line Items] Disaggregation Of Revenue [Line Items] Net Sales Product and Service Product Or Service [Axis] Product and Service Products And Services [Domain] Measurement Solutions [Member] Measurement Solutions [Member] Measurement Solutions [Member] 3D scanning solutions. 3D Scanning Solutions [Member] Three D Scanning Solutions [Member] Value Added Service [Member] Value Added Service [Member] Value Added Service [Member] Timing of Transfer of Good or Service Timing Of Transfer Of Good Or Service [Axis] Timing of Transfer of Good or Service Timing Of Transfer Of Good Or Service [Domain] Goods Transferred At a Point of Time [Member] Transferred At Point In Time [Member] Services Transferred Over Time [Member] Transferred Over Time [Member] Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date Revenue Remaining Performance Obligation Expected Timing Of Satisfaction Start Date [Axis] Estimated recognition of remaining performance obligations Revenue Remaining Performance Obligation Revenue, remaining performance obligation, expected timing of satisfaction, period Revenue Remaining Performance Obligation Expected Timing Of Satisfaction Period1 Revenue from contracts with customers. Revenue from contracts with customers. Revenue From Contracts With Customers [Table] Revenue From Contracts With Customers [Table] Income Statement Location Income Statement Location [Axis] Income Statement Location Income Statement Location [Domain] Selling, General and Administrative Expenses [Member] Selling General And Administrative Expenses [Member] Balance Sheet Location Balance Sheet Location [Axis] Balance Sheet Location Balance Sheet Location [Domain] Other Current Assets [Member] Other Current Assets [Member] Revenue From Contracts With Customers [Line Items] Revenue From Contracts With Customers [Line Items] Capitalized commissions Capitalized Contract Cost Gross Commission expense recognized Sales Commissions And Fees Contract with customer, liability, revenue recognized Contract With Customer Liability Revenue Recognized Investments, Debt and Equity Securities Statement [Line Items] Investments, Debt and Equity Securities Statement [Table] Investments, Debt and Equity Securities Statement [Line Items] Investments Debt And Equity Securities Statement [Table] Investment Type Investment Type [Axis] Investments Investment Type Categorization [Member] Bank guarantees. Bank Guarantees [Member] Bank Guarantees [Member] Preferred Stock [Member] Preferred Stock [Member] Investments, Debt and Equity Securities Statement [Line Items] Investments Debt And Equity Securities Statement [Line Items] Investment Equity Securities Fv Ni Long-term investments Measurement Basis Fair Value By Measurement Basis [Axis] Fair Value Disclosure Item Amounts [Default] Portion At Fair Value Fair Value Disclosure [Member] Fair Value Measurement Fair Value Disclosure Item Amounts [Domain] Cost [Member] Portion At Other Than Fair Value Fair Value Disclosure [Member] Fair Value Or Carrying Value [Member] Estimate Of Fair Value Fair Value Disclosure [Member] Time/Fixed Deposits [Member] Bank Time Deposits [Member] Total Investments Investments Financial Instruments Financial Assets Balance Sheet Groupings [Abstract] Fair Value By Balance Sheet Grouping [Table] Fair Value By Balance Sheet Grouping [Table] Fair Value Hierarchy and NAV Fair Value By Fair Value Hierarchy Level [Axis] Fair Value Hierarchy and NAV Fair Value Measurements Fair Value Hierarchy [Domain] Level 1 [Member] Fair Value Inputs Level1 [Member] Level 2 [Member] Fair Value Inputs Level2 [Member] Level 3 [Member] Fair Value Inputs Level3 [Member] Asset Class Fair Value By Asset Class [Axis] Asset Class Fair Value Assets Measured On Recurring Basis Unobservable Input Reconciliation By Asset Class [Domain] Bank Time Deposits And Guarantees [Member] Time/Fixed Deposits And Bank Guarantees [Member] Bank Time Deposits And Guarantees [Member] Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] Fair Value Balance Sheet Grouping Financial Statement Captions [Line Items] Total Short-term investments Measurement Frequency Fair Value By Measurement Frequency [Axis] Measurement Frequency Fair Value Measurement Frequency [Domain] Fair Value, Measurements, Nonrecurring [Member] Fair Value Measurements Nonrecurring [Member] Other-than-temporary impairments Impairment Of Investments Assets measured at fair value Assets Fair Value Disclosure Liabilities measured at fair value Liabilities Fair Value Disclosure Inventory, net of reserves Component Parts Inventory Raw Materials Net Of Reserves Work in Process Inventory Work In Process Net Of Reserves Finished Goods Inventory Finished Goods Net Of Reserves Total Depreciation Depreciation Property, Plant and Equipment [Line Items] Schedule Of Property Plant And Equipment [Table] Property, Plant and Equipment, Type Property Plant And Equipment By Type [Axis] Property, Plant and Equipment, Type Property Plant And Equipment Type [Domain] Building and Land [Member] Land And Building [Member] Machinery and Equipment [Member] Machinery And Equipment [Member] Furniture and Fixtures [Member] Furniture And Fixtures [Member] Property, Plant and Equipment [Line Items] Property Plant And Equipment [Line Items] Gross Property and Equipment Property Plant And Equipment Gross Less: Accumulated Depreciation Accumulated Depreciation Depletion And Amortization Property Plant And Equipment Property and Equipment, Net Right-of-use assets Long-term operating lease liability Right-of-use assets obtained in exchange for new operating lease liabilities Right Of Use Asset Obtained In Exchange For Operating Lease Liability Lease expenses Operating Lease Expense Operating lease, payments Operating Lease Payments Operating Lease Liabilities Payments Due [Abstract] 2020 (excluding the six months ended December 31, 2019) Lessee Operating Lease Liability Payments Remainder Of Fiscal Year 2021 Lessee Operating Lease Liability Payments Due Year Two 2022 Lessee Operating Lease Liability Payments Due Year Three 2023 Lessee Operating Lease Liability Payments Due Year Four 2024 Lessee Operating Lease Liability Payments Due Year Five After 2024 Lessee Operating Lease Liability Payments Due After Year Five Future value of operating lease liabilities Lessee Operating Lease Liability Payments Due Less: Imputed interest Lessee Operating Lease Liability Undiscounted Excess Amount Present value of operating lease liabilities Weighted average remaining lease term Operating Lease Weighted Average Remaining Lease Term1 Weighted average discount rate, percentage Operating Lease Weighted Average Discount Rate Percent Standard Product Warranty Period Product Warranties Disclosures [Abstract] Schedule Of Product Information [Table] Schedule Of Product Information [Table] Statistical Measurement Range [Axis] Statistical Measurement Range [Member] Minimum [Member] Minimum [Member] Maximum [Member] Maximum [Member] In-Line And Near-Line Measurement Solutions [Member] In-Line And Near-Line Measurement Solutions [Member] In Line And Near Line Measurement Solutions [Member] Labor And Travel Related [Member] Labor And Travel Related [Member] Labor And Travel Related [Member] TriCam Sensors [Member] TriCam Sensors [Member] Tricam Sensors [Member] ScanWorks [Member] ScanWorks [Member] Scanworks [Member] WheelWorks [Member] WheelWorks [Member] Wheelworks [Member] Off-Line Measurement Solutions [Member] Off-Line Measurement Solutions [Member] Off Line Measurement Solutions [Member] Product Information [Line Items] Product Information [Line Items] Standard product warranty period Standard Product Warranty Period Beginning Balance Product Warranty Accrual Classified Current Accruals - Current Year Standard Product Warranty Accrual Warranties Issued Settlements/Claims (in cash or in kind) Standard Product Warranty Accrual Payments Effects of Foreign Currency Standard Product Warranty Accrual Foreign Currency Translation Gain Loss Ending Balance Line Of Credit Facility [Table] Line Of Credit Facility [Table] Lender Name Line Of Credit Facility [Axis] Line of Credit Facility, Lender Line Of Credit Facility Lender [Domain] Loan agreement. Loan Agreement [Member] Loan Agreement [Member] Credit Facility Credit Facility [Axis] Credit Facility Credit Facility [Domain] Foreign credit lines and overdraft facilities. Foreign Credit Lines And Overdraft Facilities [Member] Foreign Credit Lines And Overdraft Facilities [Member] Debt Instrument Debt Instrument [Axis] Debt Instrument, Name Debt Instrument Name [Domain] Up to B$200,000 utilized. Up to B$200,000 Utilized [Member] Up To B200000 Utilized [Member] Between B$200,000 and B$300,000 utilized. Between B$200,000 and B$300,000 Utilized [Member] Between B200000 And B300000 Utilized [Member] Consolidated Entities Consolidated Entities [Axis] Consolidated Entities Consolidated Entities [Domain] Brazil subsidiary. Brazilian Subsidiary [Member] Brazil Subsidiary [Member] Line of Credit Facility [Line Items] Line Of Credit Facility [Line Items] Short-term notes payable Short Term Bank Loans And Notes Payable Line of credit facility, maximum borrowing capacity, percentage of eligible accounts receivable. Line of credit facility, maximum borrowing capacity, percentage of eligible inventory. Line of credit facility, maximum borrowing capacity, inventory based amount. Credit facility, maximum borrowing capacity Line Of Credit Facility Maximum Borrowing Capacity Credit facility, maximum borrowing capacity as a percentage of eligible accounts receivable Line Of Credit Facility Maximum Borrowing Capacity Percentage Of Eligible Accounts Receivable Credit facility, maximum borrowing capacity as a percentage of eligible inventory Line Of Credit Facility Maximum Borrowing Capacity Percentage Of Eligible Inventory Credit facility, maximum borrowing capacity, inventory based amount Line Of Credit Facility Maximum Borrowing Capacity Inventory Based Amount Credit facility, additional available borrowing capacity Line Of Credit Facility Current Borrowing Capacity Interest on LIBOR-based advances, basis spread Debt Instrument Basis Spread On Variable Rate1 Credit facility, amount outstanding Line Of Credit Debt instrument monthly interest rate. Monthly interest rate on borrowings Debt Instrument Monthly Interest Rate Severance impairment and other charges. Severance impairment and other charges. Severance Impairment And Other Charges [Table] Severance Impairment And Other Charges [Table] Litigation Case Litigation Case [Axis] Litigation Case Litigation Case Type [Domain] Trade Secrets Case [Member] Trade Secrets Case [Member] Trade Secrets Case [Member] Title of Individual Title Of Individual [Axis] Title of Individual Title Of Individual With Relationship To Entity [Domain] Chief Executive Officer [Member] Chief Executive Officer [Member] Severance, Impairment and Other Charges [Line Items] Severance Impairment And Other Charges [Line Items] Accrual for judgment/settlement Loss Contingency Accrual At Carrying Value Net payments due to settlement with defendants Loss Contingency Accrual Payments Severance expense Severance Costs1 Amount of of accrual or reversal adjustment for damages awarded to the plaintiff in the legal matter. Severance and Related Costs Court Award Loss Contingency Accrual Or Reversal Adjustment For Damages Awarded Total Payments for severance and other charges. Severance and other charges. Severance And Other Charges [Abstract] Beginning Balance Accruals - Severance Related Accruals / Adjustments - Court Award Payments Payments For Severance And Other Charges Ending Balance Share Based Compensation Arrangement By Share Based Payment Award Period Before Award Vesting Share-based Compensation Arrangement by Share-based Payment Award [Line Items] Schedule Of Share Based Compensation Arrangements By Share Based Payment Award [Table] Award Type Award Type [Axis] Award Type Share Based Compensation Arrangements By Share Based Payment Award Award Type And Plan Name [Domain] Employee Stock Option [Member] Employee Stock Option [Member] Vesting Vesting [Axis] Vesting Vesting [Domain] Tranche 1 Through 3 [Member] Tranche 1 Through 3 [Member] Tranche1 Through3 [Member] Plan Name Plan Name [Axis] Plan Name Plan Name [Domain] Share Based Compensation Award Plan, 2004 [Member] 2004 Plan [Member] Share Based Compensation Award Plan2004 [Member] Restricted Stock [Member] Restricted Stock [Member] Operating Income-Based Performance Shares [Member] Operating Income-Based Performance Shares [Member] Operating Income Based Performance Shares [Member] Revenue-Based Performance Shares [Member] Revenue-Based Performance Shares [Member] Revenue Based Performance Shares [Member] Performance Shares [Member] Performance Shares [Member] Tranche 1 [Member] Share Based Compensation Award Tranche One [Member] Interim president and chief executive officer. Interim President and Chief Executive Officer [Member] Interim President And Chief Executive Officer [Member] Board Of Directors [Member] Director [Member] Share-based Compensation Arrangement by Share-based Payment Award [Line Items] Share Based Compensation Arrangement By Share Based Payment Award [Line Items] Vesting rate Sharebased Compensation Arrangement By Sharebased Payment Award Award Vesting Rights Percentage Expiration period Sharebased Compensation Arrangement By Sharebased Payment Award Expiration Period Period before vesting begins Share Based Compensation Arrangement By Share Based Payment Award Period Before Award Vesting Stock based compensation expense Allocated Share Based Compensation Expense Unrecognized compensation cost Employee Service Share Based Compensation Nonvested Awards Total Compensation Cost Not Yet Recognized Expected weighted average vesting period to recognize compensation Employee Service Share Based Compensation Nonvested Awards Total Compensation Cost Not Yet Recognized Period For Recognition1 Options issued Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Gross Proceeds from stock plans Proceeds From Stock Options Exercised Weighted average estimated fair value per share of options granted during the period Share Based Compensation Arrangement By Share Based Payment Award Options Grants In Period Weighted Average Grant Date Fair Value Dividend Yield Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Expected Dividend Rate Common Stock Price Volatility Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Expected Volatility Rate Risk Free Rate of Return Share Based Compensation Arrangement By Share Based Payment Award Fair Value Assumptions Risk Free Interest Rate Expected Option Term (In Years) Sharebased Compensation Arrangement By Sharebased Payment Award Fair Value Assumptions Expected Term1 Total unrecognized compensation related to restricted stock awards Employee Service Share Based Compensation Nonvested Awards Total Compensation Cost Not Yet Recognized Share Based Awards Other Than Options Restricted Stock Units (RSUs) Restricted Stock Units R S U [Member] Beginning Balance, Non-vested Shares Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Nonvested Number Granted, Non-vested Shares Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Grants In Period Vested, Non-vested Shares Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Vested In Period Forfeited or expired, Non-vested Shares Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Forfeited In Period Ending Balance, Non-vested Shares Beginning Balance Non-vested, Weighted Average Grant Date Fair Value Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Nonvested Weighted Average Grant Date Fair Value Granted, Weighted Average Grant Date Fair Value Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Grants In Period Weighted Average Grant Date Fair Value Vested, Weighted Average Grant Date Fair Value Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Vested In Period Weighted Average Grant Date Fair Value Forfeited or expired, Weighted Average Grant Date Fair Value Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Forfeitures Weighted Average Grant Date Fair Value Ending Balance Non-vested, Weighted Average Grant Date Fair Value Number of performance targets. Threshold performance level for vesting award, percentage. Percentage of operating income targets achieved. Number of performance targets Number Of Performance Targets Threshold performance level required for vesting award, percentage Threshold Performance Level For Vesting Award Percentage Percentage of operating income targets achieved Percentage Of Operating Income Targets Achieved Shares issued to directors Stock Issued During Period Shares Issued For Services Shares issued to directors, value Stock Issued During Period Value Issued For Services Shares excluded from the computation of diluted EPS Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount Loss Contingencies [Table] Loss Contingencies [Table] Loss Contingency Nature Loss Contingencies By Nature Of Contingency [Axis] Loss Contingency, Nature Loss Contingency Nature [Domain] U.S. employee. U.S. Employee [Member] U S Employee [Member] Loss Contingencies [Line Items] Loss Contingencies [Line Items] Judgment awarded Litigation Settlement Amount Awarded To Other Party Accrual related to settlement Income tax examination, preliminary tax assessment amount. Preliminary tax assessment Income Tax Examination Preliminary Tax Assessment Amount Interest and penalties Income Tax Examination Penalties And Interest Expense