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Accounts Receivable - Net (Details) - USD ($) | 12 Months Ended
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Mar. 31, 2022 | Mar. 31, 2021
Accounts Receivable, Net [Abstract] |  |
Accounts receivable - trade | $ 98,734,000 | $ 81,549,000
Allowance for credit losses | (375,000) | (348,000)
Customer payment discrepancies | (1,375,000) | (752,000)
Customer returns RGA issued | (11,909,000) | (17,327,000)
Less: total accounts receivable offset accounts | (13,659,000) | (18,427,000)
Total accounts receivable - net | 85,075,000 | 63,122,000
Allowance for Credit Losses [Roll Forward] |  |
Balance at beginning of period | 348,000 | 4,252,000
Provision for expected credit losses | 95,000 | 99,000
Recoveries | 0 | (100,000)
Amounts written off charged against the allowance | (68,000) | (3,903,000)
Balance at end of period | $ 375,000 | $ 348,000

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