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v3.22.1

Debt - Narrative (Details) | 1 Months Ended | 3 Months Ended | 6 Months Ended | 12 Months Ended |  |
--- | --- | --- | --- | --- | --- | ---
Jan. 31, 2022 USD ($) | Mar. 31, 2022 USD ($) lender | Mar. 31, 2021 USD ($) | Mar. 31, 2022 USD ($) customer lender | Mar. 31, 2021 USD ($) | Sep. 30, 2021 USD ($) | Mar. 23, 2022 USD ($) | Mar. 22, 2022 USD ($)
Line of Credit Facility [Line Items] |  |  |  |  |  |  |  |
Number of customer invoices factored | customer |  |  |  | 1 |  |  |  |
Gain on extinguishment of debt |  | $ 5,106,000 | $ 0 | $ 5,106,000 | $ 0 |  |  |
Foreign subsidiary borrowings |  |  |  |  |  |  |  |
Line of Credit Facility [Line Items] |  |  |  |  |  |  |  |
Receivables pledged as collateral |  | 594,000 |  | 594,000 |  | $ 485,000 |  |
Remaining debt balance |  | $ 6,809,000 |  | $ 6,809,000 |  | 6,632,000 |  |
Foreign subsidiary borrowings | Euribor | Minimum |  |  |  |  |  |  |  |
Line of Credit Facility [Line Items] |  |  |  |  |  |  |  |
Euribor variable interest rates |  | 1.00% |  | 1.00% |  |  |  |
Foreign subsidiary borrowings | Euribor | Maximum |  |  |  |  |  |  |  |
Line of Credit Facility [Line Items] |  |  |  |  |  |  |  |
Euribor variable interest rates |  | 4.20% |  | 4.20% |  |  |  |
First Loan |  |  |  |  |  |  |  |
Line of Credit Facility [Line Items] |  |  |  |  |  |  |  |
Debt instrument, number of lenders | lender |  | 1 |  | 1 |  |  |  |
Face amount |  | $ 1,141,000 |  | $ 1,141,000 |  |  |  |
Debt instrument, term |  |  |  | 6 years |  |  |  |
Quarterly payment |  |  |  | $ 56,000 |  |  |  |
Revolving credit agreement | Credit Agreement | Revolving credit agreement |  |  |  |  |  |  |  |
Line of Credit Facility [Line Items] |  |  |  |  |  |  |  |
Receivables pledged as collateral |  | 26,126,000 |  | 26,126,000 |  | 25,370,000 |  |
Revolving credit facility, maximum borrowing capacity |  | 35,000,000 |  | 35,000,000 |  | 35,000,000 |  |
Remaining borrowing capacity |  | 12,759,000 |  | $ 12,759,000 |  | $ 14,570,000 |  |
Percent availability under revolving commitment |  |  |  | 10.00% |  | 10.00% |  |
Letters of credit outstanding, amount |  | $ 1,800,000 |  | $ 1,800,000 |  | $ 1,800,000 |  |
Line of credit facility, unfunded capital expenditures |  |  |  |  |  |  | $ 1,500,000 |
Line of credit facility, accordion feature, letter of credit sub limit |  |  |  |  |  |  | $ 3,000,000 | $ 2,000,000
Weighted average interest rate, revolving credit facility |  | 2.30% |  | 2.30% |  | 1.80% |  |
Commitment fee percentage |  |  |  | 0.25% |  |  |  |
Revolving credit agreement | Credit Agreement | Revolving credit agreement | LIBOR |  |  |  |  |  |  |  |
Line of Credit Facility [Line Items] |  |  |  |  |  |  |  |
Basis spread on LIBOR |  |  |  |  |  | 1.75% |  |
Revolving credit agreement | Credit Agreement | Revolving credit agreement | SOFR |  |  |  |  |  |  |  |
Line of Credit Facility [Line Items] |  |  |  |  |  |  |  |
Basis spread on LIBOR |  |  |  | 2.00% |  |  |  |
Revolving credit agreement | Export Credit Facility | Revolving credit agreement |  |  |  |  |  |  |  |
Line of Credit Facility [Line Items] |  |  |  |  |  |  |  |
Weighted average interest rate, revolving credit facility |  | 1.80% |  | 1.80% |  | 1.30% |  |
Revolving credit agreement | Export Credit Facility | Revolving credit agreement | LIBOR |  |  |  |  |  |  |  |
Line of Credit Facility [Line Items] |  |  |  |  |  |  |  |
Basis spread on LIBOR |  |  |  |  |  | 1.25% |  |
Revolving credit agreement | Export Credit Facility | Revolving credit agreement | SOFR |  |  |  |  |  |  |  |
Line of Credit Facility [Line Items] |  |  |  |  |  |  |  |
Basis spread on LIBOR |  |  |  | 1.50% |  |  |  |
Revolving credit agreement | 2018 Credit Agreement | Revolving credit agreement |  |  |  |  |  |  |  |
Line of Credit Facility [Line Items] |  |  |  |  |  |  |  |
Remaining unamortized amount |  | $ 86,000 |  | $ 86,000 |  |  |  |
Revolving line of credit, accumulated amortization of debt issuance costs |  | 31,000 |  | 31,000 |  | $ 17,000 |  |
Unsecured Promissory Note | PPP Loan | JPMorgan Chase Bank, N.A. |  |  |  |  |  |  |  |
Line of Credit Facility [Line Items] |  |  |  |  |  |  |  |
Remaining debt balance |  | $ 0 |  | 0 |  | $ 4,764,000 |  |
Debt instrument, decrease, forgiveness | $ 5,025,000 |  |  |  |  |  |  |
Repayment debt | $ 261,000 |  |  |  |  |  |  |
Gain on extinguishment of debt |  |  |  | 5,106,000 |  |  |  |
Debt Instrument, decrease, interest forgiven |  |  |  | $ 81,000 |  |  |  |

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