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The Company and Its Accounting Policies - Additional Information (Detail) - USD ($) shares in Thousands, $ in Thousands | 12 Months Ended
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Mar. 31, 2024 | Mar. 31, 2023 | Mar. 31, 2022
Schedule Of Accounting Policies [Line Items] |  |  |
Minimum level of likelihood | 50.00% |  |
Service based cloud computing software implementation costs | $ 361 |  |
Hosting Arrangement, Service Contract, Implementation Cost, Impairment, Statement of Income or Comprehensive Income [Extensible Enumeration] | Other Assets, Noncurrent |  |
Research and development costs | $ 3,944 | $ 4,144 | $ 3,845
Antidilutive securities excluded from computation of earnings per share |  |  | 33
Buildings and Leasehold Improvements [Member] |  |  |
Schedule Of Accounting Policies [Line Items] |  |  |
Estimated useful lives range | 40 years |  |
Minimum [Member] | Office Equipment [Member] |  |  |
Schedule Of Accounting Policies [Line Items] |  |  |
Estimated useful lives range | 3 years |  |
Minimum [Member] | Manufacturing Equipment [Member] |  |  |
Schedule Of Accounting Policies [Line Items] |  |  |
Estimated useful lives range | 8 years |  |
Maximum [Member] | Office Equipment [Member] |  |  |
Schedule Of Accounting Policies [Line Items] |  |  |
Estimated useful lives range | 8 years |  |
Maximum [Member] | Manufacturing Equipment [Member] |  |  |
Schedule Of Accounting Policies [Line Items] |  |  |
Estimated useful lives range | 25 years |  |

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- Definition The percentage at which the level of likelihood of occurrence becomes more likely than not. + References No definition available. + Details
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- Definition Securities (including those issuable pursuant to contingent stock agreements) that could potentially dilute basic earnings per share (EPS) or earnings per unit (EPU) in the future that were not included in the computation of diluted EPS or EPU because to do so would increase EPS or EPU amounts or decrease loss per share or unit amounts for the period presented. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 260 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (c) -Publisher FASB -URI https://asc.fasb.org//1943274/2147482662/260-10-50-1 + Details
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- Definition Amount of impairment loss on capitalized implementation cost from hosting arrangement that is service contract. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 360 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org//1943274/2147482099/360-10-50-2 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Name Accounting Standards Codification -Section 50 -Paragraph 3 -SubTopic 40 -Topic 350 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482558/350-40-50-3 + Details
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- Definition The aggregate costs incurred (1) in a planned search or critical investigation aimed at discovery of new knowledge with the hope that such knowledge will be useful in developing a new product or service, a new process or technique, or in bringing about a significant improvement to an existing product or process; or (2) to translate research findings or other knowledge into a plan or design for a new product or process or for a significant improvement to an existing product or process whether intended for sale or the entity's use, during the reporting period charged to research and development projects, including the costs of developing computer software up to the point in time of achieving technological feasibility, and costs allocated in accounting for a business combination to in-process projects deemed to have no alternative future use. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 730 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482916/730-10-50-1 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 912 -SubTopic 730 -Name Accounting Standards Codification -Section 25 -Paragraph 1 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482517/912-730-25-1 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 985 -SubTopic 20 -Section 50 -Paragraph 1 -Publisher FASB -URI https://asc.fasb.org//1943274/2147481283/985-20-50-1 + Details
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