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- Definition

Related Party Costs Per Month

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Related Party Transaction, Period With Written Notice To Terminate Agreement

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- Definition

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

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- Definition

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

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- Definition

Balance held at close of period in number of shares.

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- Definition

Percentage investment held by the managing member or general partner of the limited liability company (LLC) or limited partnership (LP).

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- Definition

The cash outflow paid to third parties in connection with debt origination, which will be amortized over the remaining maturity period of the associated long-term debt.

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- Definition

The cash outflow for cost incurred directly with the issuance of an equity security.

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- Definition

The cash outflow associated with the purchase of all investments (debt, security, other) during the period.

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- Definition

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

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The cash inflow from the issuance of common stock, preferred stock, treasury stock, stock options, and other types of equity.

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- Definition

Expenses recognized resulting from transactions (excluding transactions that are eliminated in consolidated or combined financial statements) with related party.

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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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Number of new stock issued during the period.

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RELATED PARTY TRANSACTIONS (Details) - USD ($)						1 Months Ended	3 Months Ended
RELATED PARTY TRANSACTIONS (Details) - USD ($)	May 07, 2021	Mar. 26, 2021	Feb. 12, 2021	Nov. 13, 2020	Nov. 19, 2018	Jan. 31, 2021	Mar. 31, 2021	Mar. 31, 2020	May 10, 2021	Feb. 11, 2021	Feb. 08, 2021
Related Party Transaction [Line Items]
Payment of debt issuance costs							$ 7,727,000	$ 5,749,000
Common stock shares issued (in shares)			29,487,180
Senior Notes \| Subsequent Event
Related Party Transaction [Line Items]
Debt face amount									$ 10,600,000
8.125% Senior Notes Due 2026 \| Senior Notes
Related Party Transaction [Line Items]
Fixed rate per annum			8.125%								8.125%
Last Out Term Loan Tranche A \| Senior Notes
Related Party Transaction [Line Items]
Debt face amount											$ 35,000,000.0
Debt instrument, allowed prepayment, amount			$ 35,000,000.0								35,000,000.0
7.75% Series A Cumulative Perpetual Preferred Stock \| Subsequent Event
Related Party Transaction [Line Items]
Preferred stock, dividend rate	7.75%
BPRI Executive Consulting, LLC \| Financial advisory services
Related Party Transaction [Line Items]
Related party transaction, period with written notice to terminate agreement					30 days
Related party transaction monthly payments					$ 750,000
B. Riley Financial, Inc.
Related Party Transaction [Line Items]
Total fees							200,000	$ 4,200,000
Proceeds from sale of stock						$ 4,500,000
Fixed rate per annum			6.625%							12.00%
B. Riley Financial, Inc. \| Senior Notes
Related Party Transaction [Line Items]
Debt face amount											$ 5,000,000.0
B. Riley Financial, Inc. \| 8.125% Senior Notes Due 2026 \| Senior Notes
Related Party Transaction [Line Items]
Debt face amount							$ 150,000,000.0
B. Riley Securities, Inc.
Related Party Transaction [Line Items]
Payments of stock issuance costs			$ 9,500,000
B. Riley Securities, Inc. \| Senior Notes
Related Party Transaction [Line Items]
Payment of debt issuance costs			$ 5,200,000
Eos Energy Storage LLC \| Common Class A
Related Party Transaction [Line Items]
Purchase of common stock (in shares)				200,000
Payments to acquire stock				$ 2,000,000.0
Babcock & Wilcox Enterprises, Inc. \| B. Riley Capital Management, LLC
Related Party Transaction [Line Items]
Ownership percent of common stock							33.20%
Babcock & Wilcox Enterprises, Inc. \| Vintage Capital Management, LLC
Related Party Transaction [Line Items]
Ownership percent of common stock							0.00%
Common stock shares issued (in shares)		10,720,785