Business Combination, Deferred Consideration

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- Definition

Business Combination, Deferred Payments, Remaining Installments

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- Definition

Business Combination, Initial Payment Of Deferred Consideration

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- Definition

Debt Instrument, Paid-In Kind Interest, Cash Payment, Percentage

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Debt Instrument, Paid-In Kind Interest, Paid-In Kind Interest Payment, Percentage

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- Definition

Number of common stock shares cancellation.

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Number of shares owned.

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- Definition

Paid-In Kind Interest Rate

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- Definition

Percentage Of Outstanding Shares.

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Percent of Stock Holders Needed to Resale Shares

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- Definition

Preferred Stock, Par Value

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- Definition

Amount of liability recognized arising from contingent consideration in a business combination.

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- Definition

Number of warrants or rights outstanding.

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- Definition

Number of shares of common stock outstanding. Common stock represent the ownership interest in a corporation.

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- Definition

The number of shares issued in exchange for the original debt being converted in a noncash (or part noncash) transaction. "Part noncash" refers to that portion of the transaction not resulting in cash receipts or payments in the period.

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- Definition

Face (par) amount of debt instrument at time of issuance.

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Fair value portion of debt instrument payable, including, but not limited to, notes payable and loans payable.

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Contractual interest rate for funds borrowed, under the debt agreement.

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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Value of input used to measure debt instrument, including, but not limited to, convertible and non-convertible debt.

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Amount of the required periodic payments including both interest and principal payments.

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Amount, after unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

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- Definition

Cash outflow representing an adjustment to the purchase price of a previous acquisition.

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The percentage rate used to calculate dividend payments on preferred stock.

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Number of new stock issued during the period.

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Long-Term Debt - Narrative (Details)								1 Months Ended	6 Months Ended	12 Months Ended
Long-Term Debt - Narrative (Details)	Dec. 17, 2018 USD ($) shares	Jun. 01, 2018 USD ($) shares	Jan. 12, 2018 USD ($) shares	Sep. 29, 2017 USD ($) $ / shares shares	Sep. 29, 2017 $ / shares shares	Jun. 30, 2017 USD ($) installment	Mar. 31, 2017 USD ($)	Sep. 30, 2017 USD ($)	Jun. 30, 2017 USD ($) installment	Dec. 31, 2018 USD ($) shares	Dec. 31, 2014 shares	Dec. 14, 2018 USD ($)	Dec. 31, 2017 USD ($) shares	Jul. 01, 2017 USD ($)	Jun. 29, 2017 USD ($)	Sep. 30, 2015 shares
Debt Instrument [Line Items]
Common stock, shares outstanding (in shares) \| shares										2,466,219			2,366,219
Long term debt										$ 5,161,000			$ 4,129,000
Percent of stock holders needed to resale shares										6666.67%
Outstanding debt										$ 11,700,000
EBGL Sellers
Debt Instrument [Line Items]
Fair value of deferred payments owing to EBGL Sellers						$ 750,000
Monthly payments payable						890,000			$ 890,000
Long term debt						$ 1,800,000			1,800,000					$ 1,600,000
Initial payment of deferred consideration									200,000
Payments for previous acquisition									$ 200,000
Deferred payments, remaining installments \| installment						16			16
Amended deferred payments to EBGL Sellers
Debt Instrument [Line Items]
Debt interest rate										15.14%
Long term debt								$ 0					1,034,000		$ 1,440,000
Debt instrument periodic payment						$ 100,000				$ 100,000,000
LSVI and LSV Co-Invest I Promissory Notes
Debt Instrument [Line Items]
Debt interest rate										10.00%
LSVI and LSV Co-Invest I Promissory Notes \| Payment In-Kind
Debt Instrument [Line Items]
Promissory notes, annual interest rate							12.00%
LSV Co-Invest I Promissory Note, Issued January 12, 2018 \| Promissory Note
Debt Instrument [Line Items]
Debt interest rate			10.00%							10.00%
Debt principal amount			$ 500,000.0
Promissory notes, annual interest rate			12.00%							12.00%
Interest payment percentage in cash			50.00%				50.00%
Interest payment percentage in PIK interest			50.00%				50.00%
Long term debt										$ 528,000			0
LSV Co-Invest I Promissory Note, Issued June 01, 2018 \| Promissory Note
Debt Instrument [Line Items]
Debt interest rate		10.00%								10.00%
Debt principal amount		$ 900,000
Promissory notes, annual interest rate		12.00%								12.00%
Long term debt										$ 909,000			0
Digirad Unsecured Promissory Note, Issued December 12, 2018 \| Promissory Note
Debt Instrument [Line Items]
Debt interest rate										10.00%
Debt principal amount										$ 300,000		$ 300,000
Promissory notes, annual interest rate										12.00%
Long term debt										$ 275,000			0
Lone Star Value Management, Unsecured Promissory Note, Issued December 17, 2018 \| Promissory Note
Debt Instrument [Line Items]
Debt interest rate	10.00%									10.00%
Debt principal amount	$ 300,000									$ 300,000
Promissory notes, annual interest rate	12.00%									12.00%
Long term debt										$ 300,000			$ 0
LSV Co-Invest I Promissory Notes \| Promissory Note
Debt Instrument [Line Items]
Long term debt	$ 1,400,000									$ 1,400,000
Securities Purchase Agreement \| Lone Star Value Co-Invest I. LP
Debt Instrument [Line Items]
Debt interest rate							10.00%
Debt principal amount							$ 500,000
Securities Purchase Agreement \| Payment In-Kind \| Lone Star Value Co-Invest I. LP
Debt Instrument [Line Items]
Debt interest rate										12.00%
Registration Rights Agreement \| LSVI
Debt Instrument [Line Items]
Converted into common stock (in shares) \| shares											107,297
Exchange Agreement \| LSVI
Debt Instrument [Line Items]
Percentage of outstanding shares				45.00%	45.00%
Exchange Agreement \| LSVM
Debt Instrument [Line Items]
Number of shares owned (in shares) \| shares				10,000
Series B Cumulative Preferred Stock
Debt Instrument [Line Items]
Dividend rate percentage	10.00%							10.00%
Series B Cumulative Preferred Stock \| Exchange Agreement \| LSVI and LSV Co-Invest I
Debt Instrument [Line Items]
Number of common stock shares exchange (in shares) \| shares				132,548
Dividend rate percentage					10.00%
Par value of Series B Stock (in shares) \| $ / shares				$ 0.001	$ 0.001
Number of common stock shares cancellation				$ 13,300,000
ATRM Holdings, Inc. \| LSVI
Debt Instrument [Line Items]
Common stock, shares outstanding (in shares) \| shares			1,067,885
Percentage of outstanding shares			45.10%
Common stock rights (in shares) \| shares																900,000
Number of shares owned (in shares) \| shares					1,067,855
ATRM Holdings, Inc. \| LSVI GP
Debt Instrument [Line Items]
Common stock, shares outstanding (in shares) \| shares	3,005
ATRM Holdings, Inc. \| Series B Cumulative Preferred Stock \| LSV Co-Invest I
Debt Instrument [Line Items]
Common stock, shares outstanding (in shares) \| shares	363,651	353,060
ATRM Holdings, Inc. \| Common Class B \| LSVI
Debt Instrument [Line Items]
Common stock, shares outstanding (in shares) \| shares	216,094	209,800
ATRM Holdings, Inc. \| Common Stock \| LSVI GP
Debt Instrument [Line Items]
Common stock, shares outstanding (in shares) \| shares		3,005
Jeffrey E. Eberwein
Debt Instrument [Line Items]
Common stock, shares outstanding (in shares) \| shares		415,012
Percentage of outstanding shares	17.40%	17.00%
Minimum \| Digirad Unsecured Promissory Note, Issued December 12, 2018 \| Promissory Note
Debt Instrument [Line Items]
Debt interest rate										10.00%		10.00%
Maximum \| Digirad Unsecured Promissory Note, Issued December 12, 2018 \| Promissory Note
Debt Instrument [Line Items]
Debt interest rate										12.00%		12.00%
Measurement Input, Discount Rate \| Amended deferred payments to EBGL Sellers
Debt Instrument [Line Items]
Debt instrument fair value input										0.1514
Gerber Finance Inc \| EBGL Acquisition
Debt Instrument [Line Items]
Outstanding debt										$ 3,000,000