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Description of Business and Basis of Presentation - Additional Information (Details) - Segment | 3 Months Ended | 12 Months Ended
--- | --- | ---
Apr. 30, 2024 | Apr. 30, 2023 | Jan. 31, 2024
Organization Consolidation And Presentation Of Financial Statements [Line Items] |  |  |
Number of reporting segment | 1 |  |
Credit Concentration Risk | Accounts Receivable |  |  |
Organization Consolidation And Presentation Of Financial Statements [Line Items] |  |  |
Number of major customers | no |  | no
Credit Concentration Risk | Accounts Receivable | Significant Customer |  |  |
Organization Consolidation And Presentation Of Financial Statements [Line Items] |  |  |
Concentration risk percentage | 10.00% |  | 10.00%
Customer Concentration Risk | Revenue |  |  |
Organization Consolidation And Presentation Of Financial Statements [Line Items] |  |  |
Number of major customers | No | No |
Customer Concentration Risk | Revenue | Significant Customer |  |  |
Organization Consolidation And Presentation Of Financial Statements [Line Items] |  |  |
Concentration risk percentage | 10.00% | 10.00% |
Geographic Concentration Risk | Revenue | United States |  |  |
Organization Consolidation And Presentation Of Financial Statements [Line Items] |  |  |
Concentration risk percentage | 64.00% | 66.00% |
Geographic Concentration Risk | Revenue | Japan |  |  |
Organization Consolidation And Presentation Of Financial Statements [Line Items] |  |  |
Concentration risk percentage | 22.00% | 21.00% |

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- Definition Organization consolidation and presentation of financial statements. + References No definition available. + Details
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- Definition For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the "benchmark" (or denominator) in the equation, this concept represents the concentration percentage derived from the division. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 280 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 42 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482810/280-10-50-42 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 825 -SubTopic 10 -Section 50 -Paragraph 21 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org//1943274/2147482907/825-10-50-21 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 825 -SubTopic 10 -Section 50 -Paragraph 20 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482907/825-10-50-20 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 275 -SubTopic 10 -Section 50 -Paragraph 18 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482861/275-10-50-18 Reference 5: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 275 -SubTopic 10 -Section 50 -Paragraph 20 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482861/275-10-50-20 + Details
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- Definition Number of segments reported by the entity. A reportable segment is a component of an entity for which there is an accounting requirement to report separate financial information on that component in the entity's financial statements. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 280 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 18 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482810/280-10-50-18 + Details
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- Definition Disclosure of the extent of enterprise reliance on its major customers. For example, includes revenues from transactions with a single external customer amounting to 10 percent or more of the entity's revenues, the total amount of revenues from each such customer, and the identity of the segment or segments reporting the revenues. A group of entities that the entity knows to be under common control generally will be considered a single customer for inclusion in this item. The federal government, a state government, a local government (for example, a county or municipality), or a foreign government each will generally be considered as a single customer for inclusion in this item. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 280 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 42 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482810/280-10-50-42 + Details
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