CONDENSED CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Oct. 31, 2021	Jan. 31, 2021
Current assets:
Cash and cash equivalents	$ 1,322,435	$ 2,240,303
Marketable securities	4,095,520	2,004,410
Accounts receivable, net of allowances of $34,078 and $36,844 as of October 31, 2021 and January 31, 2021, respectively	377,874	294,703
Deferred contract acquisition costs, current	177,966	136,630
Prepaid expenses and other current assets	138,921	116,819
Total current assets	6,112,716	4,792,865
Deferred contract acquisition costs, noncurrent	155,541	157,262
Property and equipment, net	212,655	149,924
Operating lease right-of-use assets	88,335	97,649
Strategic investments	299,750	18,668
Goodwill	26,247	24,340
Other assets, noncurrent	83,727	57,285
Total assets	6,978,971	5,297,993
Current liabilities:
Accounts payable	20,064	8,664
Accrued expenses and other current liabilities	509,874	393,018
Deferred revenue, current	1,161,442	858,284
Total current liabilities	1,691,380	1,259,966
Deferred revenue, noncurrent	24,677	25,211
Operating lease liabilities, noncurrent	79,319	90,415
Other liabilities, noncurrent	69,910	61,634
Total liabilities	1,865,286	1,437,226
Commitments and contingencies (Note 7)
Stockholders’ equity:
Preferred stock, $0.001 par value per share, 200,000,000 shares authorized as of October 31, 2021 and January 31, 2021; zero shares issued and outstanding as of October 31, 2021 and January 31, 2021	0	0
Common stock, $0.001 par value per share, 2,000,000,000 Class A shares authorized as of October 31, 2021 and January 31, 2021; 242,019,615 and 215,737,924 shares issued and outstanding as of October 31, 2021 and January 31, 2021, respectively; 300,000,000 Class B shares authorized as of October 31, 2021 and January 31, 2021; 55,917,342 and 77,811,299 shares issued and outstanding as of October 31, 2021 and January 31, 2021, respectively	297	292
Additional paid-in capital	3,561,050	3,187,168
Accumulated other comprehensive (loss) income	(5,128)	839
Retained earnings	1,557,466	672,468
Total stockholders’ equity	5,113,685	3,860,767
Total liabilities and stockholders’ equity	$ 6,978,971	$ 5,297,993