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Note 5 - Supplemental Balance Sheets Information (Tables) | 9 Months Ended
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Dec. 31, 2022
Notes Tables |
Schedule of Inventory, Current [Table Text Block] |
|  | December 31, 2022 |  |  | March 31, 2022 |
Raw materials |  | $ | 20,122 |  |  | $ | 14,172 |
Work in process |  |  | 1,972 |  |  |  | 4,419 |
Finished goods |  |  | 11,645 |  |  |  | 6,015 |
Total inventories |  | $ | 33,739 |  |  | $ | 24,606 |
Deferred Costs, Capitalized, Prepaid, and Other Assets Disclosure [Table Text Block] |
|  | December 31, 2022 |  |  | March 31, 2022 |
Prepaid expenses |  | $ | 3,450 |  |  | $ | 2,871 |
Deposits |  |  | 1,702 |  |  |  | 1,410 |
Prepaid income taxes |  |  | 3,352 |  |  |  | 2,536 |
Other current assets |  |  | 3,446 |  |  |  | 2,325 |
Total prepaid expenses and other |  | $ | 11,950 |  |  | $ | 9,142 |
Schedule of Accrued Liabilities [Table Text Block] |
|  | December 31, 2022 |  |  | March 31, 2022 |
Bonus payable |  | $ | 2,714 |  |  | $ | 7,468 |
Wages and paid-time-off payable |  |  | 2,926 |  |  |  | 3,677 |
Payroll related taxes |  |  | 1,773 |  |  |  | 2,069 |
Other benefits payable |  |  | 721 |  |  |  | 1,503 |
Total accrued payroll and benefits |  | $ | 8,134 |  |  | $ | 14,717 |

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- Definition Tabular disclosure of the amounts paid in advance for capitalized costs that will be expensed with the passage of time or the occurrence of a triggering event, and will be charged against earnings within one year or the normal operating cycle, if longer; the aggregate carrying amount of current assets, not separately presented elsewhere in the balance sheet; and other deferred costs. + References No definition available. + Details
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