Equity Compensation - Schedule of ESPP Activity (Details) - ESPP - 1998 Employee Qualified Stock Purchase Plan - $ / shares shares in Thousands	6 Months Ended
Jul. 31, 2025	Jul. 31, 2024
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Issued shares (in shares)	343	433
Average price of issued shares (in usd per share)	$ 218.20	$ 164.81
Weighted average grant date fair value of shares granted under the ESPP (in usd per share)	$ 76.56	$ 79.14

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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+ Details