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v3.19.3.a.u2

Debt - Narrative (Details) |  |  |  |  |  |  | 1 Months Ended | 12 Months Ended
--- | --- | --- | --- | --- | --- | --- | --- | ---
Sep. 30, 2019 USD ($) | Sep. 20, 2019 USD ($) | Mar. 29, 2019 | Dec. 17, 2018 USD ($) | Nov. 05, 2018 | Aug. 08, 2018 USD ($) | Sep. 30, 2019 USD ($) repayment tranche | Dec. 31, 2018 USD ($) | Sep. 30, 2019 USD ($) invoice | Sep. 30, 2018 USD ($)
Line of Credit Facility [Line Items] |  |  |  |  |  |  |  |  |  |
Gain (loss) on extinguishment of debt |  |  |  |  |  |  |  |  | $ 0 | $ (496,000)
Revolver | $ 15,542,000 |  |  |  |  |  | $ 15,542,000 |  | $ 15,542,000 | 21,253,000
Number of customer invoices | invoice |  |  |  |  |  |  |  |  | 1 |
Foreign subsidiary borrowings |  |  |  |  |  |  |  |  |  |
Line of Credit Facility [Line Items] |  |  |  |  |  |  |  |  |  |
Receivables pledged as collateral | $ 672,000 |  |  |  |  |  | $ 672,000 |  | $ 672,000 | 2,007,000
Number of tranches with modified repayment schedule | tranche |  |  |  |  |  |  | 1 |  |  |
Number of long-term debt repayments reduced | repayment |  |  |  |  |  |  | 2 |  |  |
Repayments of debt reduction |  |  |  |  |  |  | $ 96,000 |  |  |
Debt loan extension period |  |  |  |  |  |  | 6 months |  |  |
Foreign subsidiary borrowings | Euro Interbank Offered Rate (Euribor) | Minimum |  |  |  |  |  |  |  |  |  |
Line of Credit Facility [Line Items] |  |  |  |  |  |  |  |  |  |
Euribor variable interest rates | 1.00% |  |  |  |  |  | 1.00% |  | 1.00% |
Foreign subsidiary borrowings | Euro Interbank Offered Rate (Euribor) | Maximum |  |  |  |  |  |  |  |  |  |
Line of Credit Facility [Line Items] |  |  |  |  |  |  |  |  |  |
Euribor variable interest rates | 4.00% |  |  |  |  |  | 4.00% |  | 4.00% |
2018 Credit Agreement | Line of Credit |  |  |  |  |  |  |  |  |  |
Line of Credit Facility [Line Items] |  |  |  |  |  |  |  |  |  |
Line of credit facility, covenant terms, fixed charge coverage ratio |  |  |  |  |  | 1.1 |  |  |  |
Line of credit facility, availability of revolving commitment, fixed charge coverage ratio threshold |  |  |  |  |  | 12.50% |  |  |  |
Line of credit facility, stock pledged, non-U.S. subsidiaries, percentage |  |  |  |  | 66.67% |  |  |  |  |
2018 Credit Agreement | Revolving credit agreement | Line of Credit |  |  |  |  |  |  |  |  |  |
Line of Credit Facility [Line Items] |  |  |  |  |  |  |  |  |  |
Revolving credit facility, maximum borrowing capacity |  |  |  |  |  | $ 30,000 |  |  |  |
Credit facility accordion feature, increase amount |  |  |  |  |  | $ 10,000 |  |  |  |
Line of credit facility, amount available | $ 7,709,000 |  |  |  |  |  | $ 7,709,000 |  | $ 7,709,000 | $ 8,437,000
Weighted average interest rate | 3.60% |  |  |  |  |  | 3.60% |  | 3.60% | 3.85%
Commitment fee |  |  |  |  |  | 0.25% |  |  |  |
Debt issuance costs, gross | $ 75,000 |  |  |  |  | $ 212,000 | $ 75,000 |  | $ 75,000 |
Accumulated amortization of debt issuance costs, revolver | $ 106,000 |  |  |  |  |  | $ 106,000 |  | $ 106,000 | $ 12,000
2018 Credit Agreement | Revolving credit agreement | Line of Credit | London Interbank Offered Rate (LIBOR) |  |  |  |  |  |  |  |  |  |
Line of Credit Facility [Line Items] |  |  |  |  |  |  |  |  |  |
Basis spread on LIBOR |  |  |  |  |  | 1.50% |  |  |  |
First Amendment To Credit Agreement And Security Agreement | Line of Credit |  |  |  |  |  |  |  |  |  |
Line of Credit Facility [Line Items] |  |  |  |  |  |  |  |  |  |
Line of credit facility, availability of revolving commitment, fixed charge coverage ratio threshold for three or more business days in any consecutive 30 day period |  |  |  |  | 12.50% |  |  |  |  |
Export Credit Facility | Revolving credit agreement | Line of Credit |  |  |  |  |  |  |  |  |  |
Line of Credit Facility [Line Items] |  |  |  |  |  |  |  |  |  |
Revolving credit facility, maximum borrowing capacity |  |  |  | $ 5,000,000 |  |  |  |  |  |
Credit facility accordion feature, increase amount |  |  |  | $ 35,000,000 |  |  |  |  |  |
Weighted average interest rate | 3.40% |  |  |  |  |  | 3.40% |  | 3.40% |
Export Credit Facility | Revolving credit agreement | Line of Credit | London Interbank Offered Rate (LIBOR) |  |  |  |  |  |  |  |  |  |
Line of Credit Facility [Line Items] |  |  |  |  |  |  |  |  |  |
Basis spread on LIBOR |  |  |  | 1.25% |  |  |  |  |  |
Third Amendment To Credit Agreement | Line of Credit |  |  |  |  |  |  |  |  |  |
Line of Credit Facility [Line Items] |  |  |  |  |  |  |  |  |  |
Line of credit facility, availability of revolving commitment, fixed charge coverage ratio threshold for three or more business days in any consecutive 30 day period |  |  | 12.50% |  |  |  |  |  |  |
Fourth Amendment To Credit Agreement | Line of Credit |  |  |  |  |  |  |  |  |  |
Line of Credit Facility [Line Items] |  |  |  |  |  |  |  |  |  |
Line of credit facility, covenant terms, fixed charge coverage ratio |  |  |  |  |  | 1.1 |  |  |  |
Line of credit facility, availability of revolving commitment, fixed charge coverage ratio threshold |  | 10.00% |  |  |  |  |  |  |  |
Line of credit facility, availability of revolving commitment, fixed charge coverage ratio threshold for three or more business days in any consecutive 30 day period | 10.00% | 10.00% |  |  |  |  |  |  |  |
Line of credit facility benchmark of collateral threshold |  | $ 20,000,000 |  |  |  |  |  |  |  |
Receivables pledged as collateral |  | 24,000,000 |  |  |  |  |  |  |  |
Collateral spring line of credit facility availability | $ 2,400,000 |  |  |  |  |  | $ 2,400,000 |  | $ 2,400,000 |
Fourth Amendment To Credit Agreement | Revolving credit agreement | Line of Credit |  |  |  |  |  |  |  |  |  |
Line of Credit Facility [Line Items] |  |  |  |  |  |  |  |  |  |
Revolving credit facility, maximum borrowing capacity | 35,000,000 |  |  |  |  |  | 35,000,000 |  | 35,000,000 |
Line of credit facility, amount available | 7,709,000 |  |  |  |  |  | 7,709,000 |  | 7,709,000 |
Line of credit facility floor |  | 2,000,000 |  |  |  |  |  |  |  |
Line of credit facility benchmark of collateral threshold |  | $ 20,000,000 |  |  |  |  |  |  |  |
Total commitment spring line of credit facility availability | $ 3,500,000 |  |  |  |  |  | $ 3,500,000 |  | $ 3,500,000 |
Short Term Debt Arrangement For Working Capital Purposes |  |  |  |  |  |  |  |  |  |
Line of Credit Facility [Line Items] |  |  |  |  |  |  |  |  |  |
Debt agreement term |  |  |  |  |  |  |  | 6 months |  |
Revolver |  |  |  |  |  |  |  | $ 1,137,000 |  |
As Of August 31, 2018 Or September 30, 2018 | First Amendment To Credit Agreement And Security Agreement | Line of Credit |  |  |  |  |  |  |  |  |  |
Line of Credit Facility [Line Items] |  |  |  |  |  |  |  |  |  |
Line of credit facility, covenant terms, fixed charge coverage ratio |  |  |  |  | 1.1 |  |  |  |  |
On Or After October 31, 2018 | First Amendment To Credit Agreement And Security Agreement | Line of Credit |  |  |  |  |  |  |  |  |  |
Line of Credit Facility [Line Items] |  |  |  |  |  |  |  |  |  |
Line of credit facility, covenant terms, fixed charge coverage ratio |  |  |  |  | 1.1 |  |  |  |  |

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