Product Warranty Liability - Reconciliation of the Changes in Product Warranty Liability (Detail) - USD ($) $ in Thousands |
3 Months Ended | 9 Months Ended | ||
|---|---|---|---|---|
Dec. 31, 2020 |
Dec. 31, 2019 |
Dec. 31, 2020 |
Dec. 31, 2019 |
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| Guarantees [Abstract] | ||||
| Balance at beginning of period | $ 308 | $ 348 | $ 359 | $ 366 |
| Expense for product warranties | 28 | 67 | 23 | 96 |
| Product warranty claims paid | (21) | (3) | (67) | (50) |
| Balance at end of period | $ 315 | $ 412 | $ 315 | $ 412 |
| X | ||||||||||
- References No definition available.
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| X | ||||||||||
- Definition Carrying value as of the balance sheet date of obligations incurred through that date and payable for estimated claims under standard and extended warranty protection rights granted to customers. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- Definition The expense charged against earnings for the period pertaining to standard and extended warranties on the entity's goods and services granted to customers. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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| X | ||||||||||
- Definition Amount of decrease in the standard product warranty accrual from payments made in cash or in kind to satisfy claims under the terms of the standard product warranty. Excludes extended product warranties. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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