Equity Compensation - ESPP Activity (Details) - ESPP - ESPP - $ / shares shares in Thousands	12 Months Ended
	Jan. 31, 2024	Jan. 31, 2023	Jan. 31, 2022
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Issued shares (in shares)	791	740	851
Average price of issued shares (in dollars per share)	$ 163.91	$ 166.44	$ 130.13
Weighted average grant date fair value of awards granted under the ESPP (in dollars per share)	$ 68.70	$ 67.77	$ 84.21