Class of Stock [Axis] Series A Preferred Stock Series B Preferred Stock Equity Components [Axis] Preferred Stock Series A Preferred Stock Series B Common Stock Additional Paid-In Capital Accumulated Deficit Stockholders' Equity (Deficit) Non-controlling Interest Sale of Stock [Axis] Initial Public Offering Over-Allotment Option Finite-Lived Intangible Assets by Major Class [Axis] Tenant Relationships Leasing Commission Lease in Place Value Business Acquisition [Axis] Cincinnati, OH - Class B Industrial Property Indianapolis, IN - Shadeland Chicago, Illinois - Class B Industrial Property Long-term Debt, Type [Axis] Secured Loan AIG Asset Management [Axis] AIG Asset Management Minnesota Life Loan [Axis] Minnesota Life Loan Commercial Mortgage Loan Transamerica Life Insurance Company [Axis] Transamerica Life Insurance Company Lender Name [Axis] KeyBank National Assocation Fisher Park Mortgage Short-term Debt, Type [Axis] KeyBank Bridge Loan Non-Controlling Interest Antidilutive Securities [Axis] Warrants Restricted Stock Allianz Loan [Axis] Allianz Life Insurance Company "At-the-Market" Equity Offering Program Prospective Adoption of New Accounting Pronouncements [Axis] ASU 2016-02 Fair Value Hierarchy and NAV [Axis] Fair Value, Inputs, Level 2 Fair Value, Inputs, Level 3 Indianapolis, Indiana - Class B Industrial Property Statistical Measurement [Axis] Minimum Maximum Subsequent Event Type [Axis] Subsequent Event Atlanta, Georgia - Class B Industrial Property Above Market Lease Value Below Market Lease Value St. Louis, Missouri - Class B Industrial Property Memphis, Tennessee - Class B Industrial Property Chicago, Illinois - Portfolio of Class B Industrial Buildings Cincinnati and Columbus, Ohio - Portfolio of Class B Industrial Buildings South Park Mortgage Orange Point Mortgage Document And Entity Information Entity Registrant Name Entity Central Index Key Document Type Document Period End Date Amendment Flag Amendment Description Current Fiscal Year End Date Is Interactive Data Current Entity Incorporation Code Entity File Number Is Entity a Well-known Seasoned Issuer Is Entity a Voluntary Filer Is Entity's Reporting Status Current Is Entity Emerging Growth Company Elected Not To Use the Extended Transition Period Entity Filer Category Entity Small Business Entity Public Float Entity Common Stock, Shares Outstanding Document Fiscal Period Focus Document Fiscal Year Focus Statement [Table] Statement [Line Items] Assets Real estate properties Less Accumulated depreciation Real estate properties, net Cash Cash held in escrow Restricted cash Deferred lease intangibles, net Other assets Total assets Liabilities, preferred stock and equity (deficit) Liabilities Secured debt, net Borrowings under line of credit, net Accounts payable, accrued expenses and other liabilities Deferred lease intangibles, net Total liabilities Commitments and contingencies (Note 12) Preferred stock Equity (deficit): Common stock Additional paid-in capital Accumulated deficit Total stockholders' equity (deficit) Non-controlling interest Total equity Total liabilities, preferred stock and equity Preferred stock, par value Preferred stock, shares authorized Preferred stock, shares issued Preferred stock, shares outstanding Preferred stock, liquidation preference Common stock, par value Common stock, shares authorized Common stock, shares issued Common stock, shares outstanding Income Statement [Abstract] Rental revenue Other revenue Total revenues Operating expenses Property Depreciation and amortization General and administrative Total operating expenses Other income (expense): Interest expense Loss on extinguishment of debt Change in fair value of warrant derivative Total other expense Net loss Less: loss attributable to non-controlling interest Net loss attributable to Plymouth Industrial REIT, Inc. Less: Preferred stock dividends Less: Series B Preferred stock accretion to redemption value Less: amount allocated to participating securities Net loss attributable to common stockholders Net loss per share attributable to common stockholders Weighted-average common shares outstanding basic and diluted Beginning balance, shares Beginning balance, value Series B Preferred stock accretion to redemption value Series A Preferred stock offering costs Common stock offering shares Common stock offering costs Net proceeds from common stock, shares Net proceeds from common stock, value Stock based compensation Restricted shares issued Restricted shares issued value Dividends and distributions Repurchase and retirement of common stock, shares Repurchase and retirement of common stock, value Net loss Ending balance, shares Ending balance, value Statement of Cash Flows [Abstract] Operating activities Adjustments to reconcile net loss to net cash provided by operating activities: Depreciation and amortization Straight line rent adjustment Intangible amortization in rental revenue , net Loss on extinguishment of debt Amortization of debt issuance cost Change in fair value of warrant derivative Stock based compensation Changes in operating assets and liabilities: Other assets Deferred leasing costs Accounts payable, accrued expenses and other liabilities Net cash provided by operating activities Investing activities Acquisition of properties Real estate improvements Net cash used in investing activities Financing activities Net proceeds from common stock Additional offering costs of preferred stock Proceeds from issuance of secured debt Repayment of secured debt Repayment of mezzanine debt Proceeds from credit facility Repayment of credit facility Debt issuance costs Repurchase of common stock Dividends paid Net cash provided by financing activities Net decrease in cash and cash held in escrow and restricted cash Cash and cash held in escrow and restricted cash at beginning of year Cash and cash held in escrow and restricted cash at end of year Supplemental Cash Flow Disclosures: Interest paid Supplemental Non-cash Financing and Investing Activities: Dividends declared included in dividends payable Distribution payable to non-controlling interest holder Series B accretion to redemption value Fixed asset acquisitions included in accounts payable, accrued expenses and other liabilities Deferred leasing costs included in accounts payable, accrued expenses and other liabilities Assumption of mortgage notes Organization, Consolidation and Presentation of Financial Statements [Abstract] Nature of the Business and Basis of Presentation Accounting Policies [Abstract] Summary of Significant Accounting Policies Real Estate [Abstract] Real Estate Properties Leases [Abstract] Leases Debt Disclosure [Abstract] Borrowing Arrangements Equity [Abstract] Common Stock Preferred Stock Noncontrolling Interest [Abstract] Non-Controlling Interests Share-based Payment Arrangement [Abstract] Incentive Award Plan Earnings Per Share [Abstract] Earnings per Share Commitments and Contingencies Disclosure [Abstract] Commitments and Contingencies Subsequent Events [Abstract] Subsequent Events Basis of Presentation Use of Estimates Reclassification Risks and Uncertainties Segments Revenue Recognition and Tenant Receivables and Rental Revenue Components Cash Equivalents and Restricted Cash Fair Value of Financial Instruments Debt Issuance Costs Stock Based Compensation Comprehensive Loss Derivative Instrument Earnings Per Share Recently Issued Accounting Pronouncements Schedule of Rental Revenue Components Schedule of Cash, Cash Equivalents and Restricted Cash Schedule of Real Estate Properties Schedule of Recognized Identified Assets Acquired and Liabilities Assumed Schedule of Lessor Future Minimum Rental Receipts under Non-Cancellable Leases Summary of Operating Lease Costs Summary of Supplemental Cash Flow Information Related to Operating Leases Schedule of Lessee Future Minimum Rental Commitments under Non-Cancellable Leases Schedule of Stockholders' Equity Note, Warrants Schedule of Common Stock Dividends Declared Schedule of Preferred Stock Outstanding Schedule of Preferred Stock Dividends Declared Schedule of Redeemable Non-Controlling Interest Schedule of Nonvested Restricted Stock Shares Activity Schedule of Earnings per Share Ownership equity interest in Operating Partnership Number of industrial properties owned Industrial properties acquired, approximate square feet Income from lease Straight-line rent adjustment Tenant recoveries Amortization of above market leases Amortization of below market leases Total Cash as presented on balance sheet Cash held in escrow as presented on balance sheet Restricted cash as presented on balance sheet Cash and cash held in escrow and restricted cash as presented on cash flow statement Reclassifications Tenant recoveries reclassed to rental revenue Change in fair market value of common stock warrants Revenue Recognition and Tenant Receivables Write-offs Prospective Adoption of New Accounting Pronouncements Transition option Right of use asset Interest Rate Derivatives, at Fair Value Fair value of the interest rate cap agreement Equity, Fair Value Disclosure Fair value of warrants Debt Issuance Costs Debt issuance costs Accumulated amortization Unamortized debt issuance costs Line of Credit Line of credit, balance Reclassed unamortized debt issuance costs to other assets Land Buildings, building improvements and tenant improvements Site improvements Construction in process Real estate properties at cost Less accumulated depreciation Real estate properties Business Combination, Separately Recognized Transactions [Table] Business Combination, Separately Recognized Transactions [Line Items] Total Purchase Price Purchase Price Acquisition Costs Total Allocation of Purchase Price Land Building Site Improvements Total real estate properties Deferred Lease Intangibles Net deferred lease intangibles Assumed Debt - Market Value Above market debt value Net assumed debt - market value Totals Depreciation expense Number of real estate properties acquired Existing mortgage debt assumed Future minimum rental receipts, 2019 Future minimum rental receipts, 2020 Future minimum rental receipts, 2021 Future minimum rental receipts, 2022 Future minimum rental receipts, 2023 Future minimum rental receipts, 2024 Thereafter Total minimum rental receipts Operating lease cost included in general and administrative expense attributable to corporate office lease Cash paid for amounts included in the measurement of lease liabilities (operating cash flows) Minimum rental commitments, 2019 Minimum rental commitments, 2020 Minimum rental commitments, 2021 Minimum rental commitments, 2022 Minimum rental commitments, 2023 Minimum rental commitments, Thereafter Total undiscounted rental commitments Present value adjustment using incremental borrowing rate Total lease liability Operating lease remaining terms Right-of-use assets Lease liabilities Incremental borrowing rate AigAssetManagementAxis [Axis] MinnesotaLifeLoanAxis [Axis] TransamericaLifeInsuranceCompanyAxis [Axis] AllianzLoanAxis [Axis] Senior secured loan, outstanding debt Interest rate Interest rate, description Senior secured loan, term Maturity date Maturity date, description Payment terms, description Collateral, description Covenant, description Repayment of debt Promissory note Borrowings outstanding Proceeds from issuance of debt Unamortized debt issuance expense Line of credit Line of credit facility, outstanding balance Line of credit, available borrowings Letter of credit, net Line of credit facility, unamortized debt issuance costs Line of credit maturity date Line of credit facility, interest rate Line of credit facility, interest rate description Increase to the existing line of credit Line of credit facility, collateral Line of credit facility, covenant terms Assumption of mortgage note Discount/Premium on the assumed debt value Bridge Loan Common Stock Warrants Balance at beginning of period Issuance of common stock warrants Change in fair value Balance at end of period Common stock dividends declared, per share Common stock dividends declared, aggregate amount Common stock issued Price per share Proceeds from initial public offering, gross Warrants issued Warrants outstanding Strike price Exercise price of warrants issued Term of warrants issued Warrants, maturity date Expected volatility rate Expected annual dividend, per share Expected term Risk free interest rate ATM Distribution agreement Number of shares issued at the market offering Weighted average share price Net proceeds from the issuance of shares at the market offering Available for issue under the ATM program Preferred stock issued, issuance date Liquidation value per share Dividend rate Preferred stock cash dividends declared, per share Preferred stock dividends declared, aggregate amount Cash distribution declared per OP unit Aggregate amount Issuance of operating partnership units Issuance of operating partnership units, price per unit Issuance of partnership units Loss attributed to non-controlling interest Unvested restricted stock at beginning of period Granted Forfeited Vested Unvested restricted stock at end of period Equity-based compensation expense Unrecognized compensation expense Weighted average period for recognition Numerator Net loss attributable to non-controlling interest Net loss attributable to Plymouth Industrial REIT, Inc. Net loss attributable to common stockholders Denominator Earnings per share - Basic and Diluted: Net loss per share attributable to common stockholders basic and diluted Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share [Table] Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items] Potentially dilutive securities Employment agreements Subsequent Event [Table] Subsequent Event [Line Items] Area of property acquired In accordance with the provisions of their lease agreement, this element represents allowable charges due a landlord from its tenant. In retail store and office building leases, for example, tenant reimbursements may cover items such as taxes, utilities, and common area expenses. Preferred Stock Series A Preferred Stock Series B The amount of deferred leasing costs included in accounts payable, accrued expenses and other liabiilties in noncash (or part noncash). Noncash is defined as information about all investing and financing activities of an enterprise during a period that affect recognized assets or liabilities but that do not result in cash receipts or cash payments in the period. "Part noncash" refers to that portion of the transaction not resulting in cash receipts or cash payments in the period. Tabular disclosure of rental revenue derived from various tenants. Description of the nature and terms of the distribution agreement. The aggregate revenue from real estate operations during the reporting period. Amount of amortization of acquired leases acquired as part of a real property acquisition at above market lease rate with a finite life. Leasing Commission Deferred Lease Intangibles Sale of Real Estate Chicago, IL - Two-Property Portfolio Cleveland, OH - Industrial Property Cincinnati, OH - Class B Industrial Property Jacksonville, FL - Class B Light Industrial/Flex Building Milwaukee, WI Class A and Class B Industrial Buildings - South Bend, IN Class B Industrial Properties - Shadeland Class B Industrial Property - Columbus, OH - New World Class B Industrial/Flex, Memphis, TN Class B Industrial Property, Memphis TN, Knight Road Illinois and Wisconsin Warehouse Disbribution and Light Manufacturing Atlanta, Georgia - Industrial Buildings Issuance of operating partnership units, price per unit. AIG Asset Management Minnesota Life Loan Transamerica Life Insurance Company KeyBank Term Loan MWG Portfolio AIG Asset Management Minnesota Life Loan Commerical Mortgage Loan Transamerica Life Insurance Company KeyBank Term Loan KeyBank National Association MWG Portfolio Fisher Park Mortgage KeyBank Bridge Loan Mezzanine Loan Letter of credit, net Amount of expense (income) related to adjustment to fair value of warrant liability. Dividends #1 Dividends #2 Dividends #3 Dividends #4 The entire disclosure for operating leases of lessee and lessor. Includes, but is not limited to, description of operating lease and maturity analysis of operating lease liability. Revenue Recognition and Tenant Receivables The cash outflow associated with the acquisition of a business, net of the acquisition cost from the purchase. Below Market Lease Chicago, Illinois - Class B Industrial Property Present value adjustment using incremental borrowing rate. The incremental borrowing rate on the lessee's operating lease. Allianz Loan Allianz Loan Number of shares sold from the at-the-market stock offering. Weighted average price per share for shares sold at the market equity offering. Proceeds from (value of) securities issued from an at-the-market offering. Date when the preferred stock was issued, in CCYY-MM-DD format. Tabular disclosure of information related to preferred stock dividends declared, including paid and unpaid dividends. Tabular disclosure of lessee's summary of supplemental cash flow information related to operating expenses recognized in the statements of cash flows. "At the Market" Equity Offering Program Policy disclosure for risk and uncertainties. Reclassifications Amount of gain (loss) from (increase) decrease in fair value of common stock warrants. The amount of a reclassification of unamortized debt issuance costs related to line of credit from borrowings to other assets. Indianapolis, Indiana - Class B Industrial Property The fair value of shares available for issue under the ATM program. St. Louis, Missouri - Class B Industrial Property Below Market Lease Value Assumed Debt - Market Value Net assumed debt - market value of acquired leases acquired as part of a real property acquisition at below market lease rate with a finite life. Memphis, Tennessee - Class B Industrial Property The assumption of existing morgage debt secured by the property. Chicago, Illinois - Portfolio of Class B Industrial Buildings Cincinnati and Columbus, Ohio - Portfolio of Class B Industrial Buildings Amount of lease payments to be received by lessor in sixth fiscal year following latest fiscal year for operating lease. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest statement of financial position date. South Park Mortgage Orange Point Mortgage Warrants issued Atlanta, Georgia - Class B Industrial Property Real Estate Investment Property, Accumulated Depreciation Real Estate Investment Property, Net Assets [Default Label] Below Market Lease, Net Liabilities [Default Label] Stockholders' Equity Attributable to Parent Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest Revenues Operating Expenses Interest Expense Other Nonoperating Income (Expense) Shares, Outstanding Adjustments to Additional Paid in Capital, Dividends in Excess of Retained Earnings Stock Repurchased and Retired During Period, Shares Stock Repurchased and Retired During Period, Value Depreciation, Depletion and Amortization Amortization of Intangible Assets Fair Value Adjustment of Warrants Share-based Payment Arrangement, Noncash Expense Increase (Decrease) in Other Operating Assets Increase (Decrease) in Accounts Payable and Accrued Liabilities Net Cash Provided by (Used in) Operating Activities Payments to Acquire Real Estate Payments to Develop Real Estate Assets Net Cash Provided by (Used in) Investing Activities Payment of Financing and Stock Issuance Costs Repayments of Long-term Debt Repayments of Other Debt Payments of Debt Issuance Costs Payments for Repurchase of Common Stock Payments of Dividends Net Cash Provided by (Used in) Financing Activities Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents, Period Increase (Decrease), Including Exchange Rate Effect Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents Stockholders' Equity Note Disclosure [Text Block] TotalRealEstateRevenue Business Combination, Acquisition Related Costs Total Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Land Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Property, Plant, and Equipment NetAssumedDebtMarketValue Lessor, Operating Lease, Payments to be Received Operating Leases, Future Minimum Payments Due Warrants and Rights Outstanding Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period