Balance Sheet Components - Prepaid Expenses and Other Current Assets (Details) - USD ($) $ in Thousands	Jul. 31, 2022	Jan. 31, 2022
Balance Sheet Components [Abstract]
Prepaid expenses	$ 126,857	$ 112,666
Other receivables	17,211	20,423
Restricted cash from international employee stock sales	5,708	10,236
Other	9,710	2,277
Prepaid expenses and other current assets	$ 159,486	$ 145,602