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v3.20.1

Debt (Narrative) (Details) | 1 Months Ended | 3 Months Ended | 6 Months Ended | 9 Months Ended | 12 Months Ended
--- | --- | --- | --- | --- | ---
Apr. 30, 2019 USD ($) | Mar. 31, 2019 USD ($) | Apr. 30, 2019 USD ($) | Jul. 31, 2019 USD ($) | Oct. 31, 2019 USD ($) | Jan. 31, 2020 USD ($)
Line of Credit Facility [Line Items] |  |  |  |  |  |
Revolving credit facility bears interest increased |  |  |  |  |  | 2.00%
Interest rate |  |  |  |  |  | 6.00%
Judgments or judicial actions against the borrowers in excess |  |  |  |  |  | $ 250,000
Accounts receivable [Member] |  |  |  |  |  |
Line of Credit Facility [Line Items] |  |  |  |  |  |
Revolving credit facility borrowing base limitation |  |  |  |  |  | 85.00%
Inventory [Member] |  |  |  |  |  |
Line of Credit Facility [Line Items] |  |  |  |  |  |
Revolving credit facility borrowing base limitation |  |  |  |  |  | 60.00%
Maximum [Member] |  |  |  |  |  |
Line of Credit Facility [Line Items] |  |  |  |  |  |
Line Of Credit Facility, Borrowing Capacity, Term |  |  |  |  |  | $ 15,000,000
Maximum [Member] | Accounts receivable [Member] |  |  |  |  |  |
Line of Credit Facility [Line Items] |  |  |  |  |  |
Revolving credit facility borrowing base limitation |  |  |  |  |  | 85.00%
Amendment No. 19 to Credit Facility [Member] |  |  |  |  |  |
Line of Credit Facility [Line Items] |  |  |  |  |  |
Non-refundable Extension Fee |  | $ 24,000 |  |  |  |
Amendment No. 20 To Credit Facility [Member] |  |  |  |  |  |
Line of Credit Facility [Line Items] |  |  |  |  |  |
Minimum EBITDA | $ 5,000,000 |  | $ 5,000,000 |  |  |
Maximum fixed charge coverage ratio | 1.10 |  | 1.10 | 2.25 |  |
Non-refundable Extension Fee | $ 125,000 |  |  |  |  |
Amendment No. 20 To Credit Facility [Member] | Minimum [Member] |  |  |  |  |  |
Line of Credit Facility [Line Items] |  |  |  |  |  |
Debt Instrument, Covenant, Capital Expenditures Limit |  |  | $ 900,000 | $ 1,900,000 |  |
Debt Instrument, Covenant, Aggregate Debt | $ 8,000,000 |  | $ 8,000,000 |  |  |
PNC [Member] | Revolving Credit Facility [Member] |  |  |  |  |  |
Line of Credit Facility [Line Items] |  |  |  |  |  |
Remaining borrowing capacity |  |  |  |  |  | $ 19,936,000
PNC [Member] | Revolving Credit Facility [Member] | Amendment No. 19 to Credit Facility [Member] |  |  |  |  |  |
Line of Credit Facility [Line Items] |  |  |  |  |  |
Line of credit facility, maximum borrowing capacity |  | 65,000,000 |  |  |  |
PNC [Member] | Seasonal Advance [Member] | Amendment No. 19 to Credit Facility [Member] |  |  |  |  |  |
Line of Credit Facility [Line Items] |  |  |  |  |  |
Line of credit facility, maximum borrowing capacity |  | 15,000,000 |  |  |  |
PNC [Member] | Equipment Loan [Member] | Amendment No. 19 to Credit Facility [Member] |  |  |  |  |  |
Line of Credit Facility [Line Items] |  |  |  |  |  |
Line of credit facility, maximum borrowing capacity |  | 10,000,000 |  |  |  |
Line of credit facility, Equipment financing |  | $ 2,000,000 |  |  |  |
Eurodollar [Member] | Minimum [Member] |  |  |  |  |  |
Line of Credit Facility [Line Items] |  |  |  |  |  |
Revolving credit facility bears interest range of |  |  |  |  |  | 1.75%
Eurodollar [Member] | Maximum [Member] |  |  |  |  |  |
Line of Credit Facility [Line Items] |  |  |  |  |  |
Revolving credit facility bears interest range of |  |  |  |  |  | 2.25%
Alternate Base Rate Loans [Member] | London Interbank Offered Rate LIBOR [Member] | Minimum [Member] |  |  |  |  |  |
Line of Credit Facility [Line Items] |  |  |  |  |  |
Revolving credit facility bears interest range of |  |  |  |  |  | 0.75%
Alternate Base Rate Loans [Member] | London Interbank Offered Rate LIBOR [Member] | Maximum [Member] |  |  |  |  |  |
Line of Credit Facility [Line Items] |  |  |  |  |  |
Revolving credit facility bears interest range of |  |  |  |  |  | 1.25%
Debt Covenant Term One [Member] | Amendment No. 20 To Credit Facility [Member] | Minimum [Member] |  |  |  |  |  |
Line of Credit Facility [Line Items] |  |  |  |  |  |
Debt Instrument, Covenant, Capital Expenditures Limit |  |  |  |  | $ 3,900,000 |
Debt Instrument, Covenant, Capital Expenditure Limit Term On EBITDA |  |  |  |  | 8,500,000 |
Debt Covenant Term Two [Member] | Amendment No. 20 To Credit Facility [Member] | Minimum [Member] |  |  |  |  |  |
Line of Credit Facility [Line Items] |  |  |  |  |  |
Debt Instrument, Covenant, Capital Expenditures Limit |  |  |  |  | 2,900,000 |
Debt Instrument, Covenant, Capital Expenditure Limit Term On EBITDA |  |  |  |  | $ 8,500,000 |

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- Definition The percentage points added to the reference rate or index during the adjustment period to compute the variable [fully indexed] rate on the loans receivable realized during the reporting period. This may be an effective margin for the period depending on the specific terms of the underlying loan agreement (for example, an annual disclosure for a loan with a quarterly adjustment period). + References No definition available. + Details
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