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

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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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Amount, before accumulated amortization, of debt issuance costs. Includes, but is not limited to, legal, accounting, underwriting, printing, and registration costs.

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Amount of the cost of borrowed funds accounted for as interest expense.

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The carrying value as of the balance sheet date of the current and noncurrent portions of long-term obligations drawn from a line of credit, which is a bank's commitment to make loans up to a specific amount. Examples of items that might be included in the application of this element may consist of letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to a maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line. Includes short-term obligations that would normally be classified as current liabilities but for which (a) postbalance sheet date issuance of a long term obligation to refinance the short term obligation on a long term basis, or (b) the enterprise has entered into a financing agreement that clearly permits the enterprise to refinance the short-term obligation on a long term basis and the following conditions are met (1) the agreement does not expire within 1 year and is not cancelable by the lender except for violation of an objectively determinable provision, (2) no violation exists at the BS date, and (3) the lender has entered into the financing agreement is expected to be financially capable of honoring the agreement.

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Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.

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Amount of cash outflow for cost from early extinguishment and prepayment of debt. Includes, but is not limited to, third-party cost, premium paid, and other fee paid to lender directly for debt extinguishment or debt prepayment. Excludes accrued interest.

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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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Write-off of amounts previously capitalized as debt issuance cost in an extinguishment of debt.

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The amount of debt breakage fees incurred during the period.

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The amount of debt extinguishment fee payable as on the balance sheet date.

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The amount closing fee paid under the debt instrument.

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Floor rate of LIBOR under the debt instrument covenant.

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Number of quarterly installments.

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Percentage of closing fee paid under the debt instrument.

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Percentage of quarterly principal installment payment that shall be applied to the debt instrument.

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Percentage of quarterly principal installment payment that shall be applied to the debt instrument after the other debt is paid in full.

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Represents the prepayment premium percentage under the debt instrument.

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Notice period to terminate or prepay all or any portion of debt under the line of credit facility arrangement.

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Line Of Credit Facility, Capacity Available To Convert To Incremental Term Loans, Amount

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Amount that can be borrowed under the line of credit facility expressed as a threshold percentage of eligible accounts receivable.

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Long Term Debt Maturities, Final Repayment Of Principal

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Long-Term Debt, Maturities, Repayments Of Principal, Quarterly Installments

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Number of equal installments in which the debt breakage fees are payable.

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Number of loans in loan agreement.

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Debt - Xcel Loan Narrative (Details)			3 Months Ended		6 Months Ended
Debt - Xcel Loan Narrative (Details)	Apr. 14, 2021 USD ($) loan installment	Feb. 11, 2019 USD ($) loan	Jun. 30, 2021 USD ($)	Jun. 30, 2020 USD ($)	Jun. 30, 2021 USD ($) installment	Jun. 30, 2020 USD ($)	Aug. 12, 2021 USD ($)	Jun. 24, 2021 USD ($)
Debt
Loss on extinguishment of debt			$ (821,000)		$ (821,000)
Payment of breakage fees					367,000
Loan And Security Agreement With BHI And First Eagle Alternative Credit LLC
Debt
Number of term loans \| loan	2
Loss on extinguishment of debt			(800,000)
Unamortized deferred finance costs			100,000
Breakage fees			700,000
Payment of breakage fees					367,000
Debt extinguishment fee payable			367,000		$ 367,000
Number of equal installments in breakage fees payable \| installment					3
Percentage of closing fee	2.50%
Closing fee paid	$ 625,000
Legal and other fees	500,000
Deferred issuance cost	$ 1,100,000
Number of quarterly installments \| installment	16
Quarterly installment payment	$ 625,000
Final payment amount	15,000,000.0
Xcel Term Loan
Debt
Incremental term loans	$ 25,000,000.0
Floor rate of LIBOR (as percentage)	1.00%
Interest expense			$ 522,000	$ 310,000	$ 798,000	$ 623,000
Effective interest rate (as percentage)			9.00%	6.60%	7.80%	6.60%
Xcel Term Loan \| On Or Before First Anniversary
Debt
Percentage of prepayment premium	3.00%
Xcel Term Loan \| After First Anniversary And On Or Before Second Anniversary
Debt
Percentage of prepayment premium	2.00%
Xcel Term Loan \| After Second Anniversary And On Or Before Third Anniversary
Debt
Percentage of prepayment premium	1.00%
Xcel Term Loan A
Debt
Face amount of loan	$ 10,000,000.0
Percentage of quarterly principal installment payment	80.00%
Xcel Term Loan A \| LIBOR
Debt
Basis spread on variable rate	4.00%
Xcel Term Loan B
Debt
Face amount of loan	$ 15,000,000.0
Percentage of quarterly principal installment payment	20.00%
Percentage of quarterly principal installment payment	100.00%
Xcel Term Loan B \| LIBOR
Debt
Basis spread on variable rate	8.00%
Second Amended And Restated Loan And Security Agreement \| Xcel Term Loan
Debt
Face amount of loan		$ 22,000,000.0
Number of term loans \| loan		2
Second Amended And Restated Loan And Security Agreement \| Xcel Term Loan A
Debt
Face amount of loan		$ 7,300,000
Second Amended And Restated Loan And Security Agreement \| Xcel Term Loan B
Debt
Face amount of loan		$ 14,700,000
Revolving Credit Facility
Debt
Amount of future financing	$ 4,000,000.0
Percentage of the amount of eligible accounts receivable	85.00%
Interest expense			$ 1,000
Amount borrowed								$ 1,500,000
Revolving Credit Facility \| Subsequent Events
Debt
Amount of future financing							$ 1,500,000
Revolving Credit Facility \| Loan And Security Agreement With BHI And First Eagle Alternative Credit LLC
Debt
Notice period to terminate or prepay	30 days
Revolving Credit Facility \| Xcel Term Loan \| Base Rate
Debt
Basis spread on variable rate	1.50%
Revolving Credit Facility \| Xcel Term Loan \| LIBOR
Debt
Basis spread on variable rate	3.75%
Revolving Credit Facility \| Xcel Term Loan \| Fed Funds Effective Rate Overnight Index Swap Rate [Member]
Debt
Basis spread on variable rate	2.00%