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Revenue Recognition - Additional Information (Detail) - USD ($) | 1 Months Ended | 3 Months Ended | 6 Months Ended |
--- | --- | --- | --- | ---
Mar. 31, 2025 | Jul. 31, 2025 | Jul. 31, 2025 | Jan. 31, 2025
Contract liabilities and extended warranties |  | $ 579,000 | $ 579,000 | $ 543,000
Revenue recognized |  |  | $ 167,000 |
Capitalized contract costs amounts incurred amortization period |  |  | 16 years |
Contract assets balance |  |  |  | 1,500,000
Amortization of incremental direct costs |  | 23,000 | $ 47,000 |
Deferred incremental direct costs net of accumulated amortization balance |  | 1,500,000 | 1,500,000 |
Deferred incremental direct contract costs reported in other current assets |  | 100,000 | 100,000 |
Deferred Revenue |  | 1,459,000 | 1,459,000 | $ 543,000
Revenue recognized |  | 200,000 | 200,000 |
Aerospace Customer [Member] |  |  |  |
Deferred incremental direct contract costs reported in other assets |  | 1,400,000 | 1,400,000 |
Advance payment of contractual unit selling price | $ 1,100,000 |  |  |
Percentage of contractual unit selling price | 50.00% |  |  |
Deferred Revenue |  | $ 900,000 | $ 900,000 |

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