Inventories - Major Classifications of Inventories (Detail) - USD ($) $ in Thousands |
Jun. 30, 2023 |
Mar. 31, 2023 |
|---|---|---|
| Inventory Disclosure [Abstract] | ||
| Raw materials and supplies | $ 3,587 | $ 4,344 |
| Work in process | 20,309 | 20,554 |
| Finished products | 1,594 | 1,395 |
| Total | $ 25,490 | $ 26,293 |
| X | ||||||||||
- References No definition available.
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| X | ||||||||||
- Definition Amount before valuation and LIFO reserves of completed merchandise or goods expected to be sold within one year or operating cycle, if longer. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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| X | ||||||||||
- Definition Amount after valuation and LIFO reserves of inventory expected to be sold, or consumed within one year or operating cycle, if longer. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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| X | ||||||||||
- Definition Amount before valuation and LIFO reserves of raw materials expected to be sold, or consumed within one year or operating cycle, if longer. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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| X | ||||||||||
- Definition Amount before valuation and LIFO reserves of merchandise or goods in the production process expected to be completed within one year or operating cycle, if longer. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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