Description of Business and Significant Accounting Policies (Details) $ / shares in Units, $ in Thousands		3 Months Ended		12 Months Ended
	Oct. 31, 2025 USD ($) $ / shares shares	Apr. 30, 2026 USD ($) segment shares	Apr. 30, 2025 USD ($)	Jan. 31, 2026 USD ($) shares
Class of Stock [Line Items]
Common stock, capital shares reserved for future issuance (in shares)	2,070,000,000	102,960,376		91,406,527
Share-based payment arrangement, accelerated cost | $	$ 81,800
Capitalized stock-based compensation | $	$ 900	$ 1,074	$ 570
Share-based payment arrangement, shares withheld for tax withholding obligation (in shares)	709,106
Share-based compensation arrangement by share-based payment award, shares issued in period (in shares)	934,353
Payment of tax withholdings on settlement of RSUs | $				$ 17,700
Number of operating segments | segment		1
Number of reportable segments | segment		1
Revenue Benchmark | Customer Concentration Risk | Payment Partner Customer
Class of Stock [Line Items]
Concentration risk, percentage		10.00%
Class A common stock
Class of Stock [Line Items]
Common stock, capital shares reserved for future issuance (in shares)	2,000,000,000
IPO
Class of Stock [Line Items]
Sale of stock, number of shares issued in transaction (in shares)	30,000,000
Sale of stock, price per share (in dollars per share) | $ / shares	$ 25.00
Sale of stock, consideration received on transaction | $	$ 713,300
IPO | Class A common stock
Class of Stock [Line Items]
Sale of stock, number of shares issued in transaction (in shares)	6,924,406
Sale of stock, price per share (in dollars per share) | $ / shares	$ 25.00
Over-Allotment Option
Class of Stock [Line Items]
Common stock, capital shares reserved for future issuance (in shares)	5,538,660