Balance Sheet Components - Schedule of Prepaid Expenses and Other Current Assets (Details) - USD ($) $ in Thousands	Jan. 31, 2026	Jan. 31, 2025
Organization, Consolidation and Presentation of Financial Statements [Abstract]
Prepaid expenses	$ 203,443	$ 166,924
Restricted cash	10,904	12,037
Other	20,509	21,718
Prepaid expenses and other current assets	$ 234,856	$ 200,679