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Cash Flow Statement - Additional Information (Detail) - USD ($) shares in Thousands, $ in Thousands |  | 3 Months Ended | 6 Months Ended
--- | --- | --- | ---
Jun. 01, 2021 | Jun. 30, 2021 | Sep. 30, 2022 | Sep. 30, 2021
Interest paid |  |  | $ 362 | $ 135
Income taxes paid |  |  | 151 | 1,318
Capital expenditures |  |  | 205 | 39
Business combination, net cash consideration |  |  | 0 | 59,563
Issuance of treasury stock, shares |  | 610 |  |
Issuance of treasury stock, value |  | $ 8,964 |  |
Pension adjustments, net of income tax |  |  | 68 |
Barber-Nichols, Inc. [Member] |  |  |  |
Business combination, net cash consideration |  |  | 60,282 | 59,563
Business combination, gross cash consideration | $ 61,150 |  | 61,150 | 61,150
Net of cash acquired |  |  | $ 868 | $ 1,587

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