Revenue - Schedule of Disaggregates Revenue by Customer (Details) - USD ($) $ in Thousands	3 Months Ended	6 Months Ended
Jul. 31, 2026	Jul. 31, 2025	Jul. 31, 2026	Jul. 31, 2025
Disaggregation of Revenue [Line Items]
Revenue	$ 116,052	$ 73,386	$ 210,202	$ 139,651
Civil Government
Disaggregation of Revenue [Line Items]
Revenue	17,498	16,426	33,668	32,706
Commercial
Disaggregation of Revenue [Line Items]
Revenue	17,559	15,051	34,154	28,389
Defense & Intelligence
Disaggregation of Revenue [Line Items]
Revenue	$ 80,995	$ 41,909	$ 142,380	$ 78,556

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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- Definition

Amount, excluding tax collected from customer, of revenue from satisfaction of performance obligation by transferring promised good or service to customer. Tax collected from customer is tax assessed by governmental authority that is both imposed on and concurrent with specific revenue-producing transaction, including, but not limited to, sales, use, value added and excise.

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