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Income Taxes - Summary of Net Deferred Income Tax Liability (Detail) - USD ($) $ in Thousands | Mar. 31, 2024 | Mar. 31, 2023
--- | --- | ---
Components of Deferred Tax Assets and Liabilities [Abstract] |  |
Depreciation | $ (2,931) | $ (3,117)
Accrued compensation | 237 | 309
Goodwill | 607 | 224
Prepaid pension asset | (1,399) | (1,355)
Accrued pension liability | 232 | 245
Accrued postretirement benefits | 68 | 79
Compensated absences | 531 | 567
Inventories | 2,541 | (10)
Warranty liability | 182 | 135
Accrued expenses | 600 | 1,276
Equity-based compensation | 328 | 230
Allowance for doubtful accounts | 18 | 422
Operating lease assets | (1,694) | (1,894)
Operating lease liabilities | 1,784 | 1,963
Acquisition costs | 180 | 142
Intangible assets | 187 | 236
New York State investment tax credit | 1,030 | 1,066
Research and development tax credit | 2,771 | 1,243
Research and development credit carryforward | 0 | 367
Net operating loss carryforwards | 182 | 2,205
Capital loss carryforward | 4,211 | 4,211
Other | (238) | (129)
Deferred Tax Assets, gross | 8,213 | 7,967
Less: Valuation allowance | (5,241) | (5,277)
Total | $ 2,972 | $ 2,690

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