CONDENSED CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Apr. 30, 2020	Jan. 31, 2020
Current assets:
Cash and cash equivalents	$ 488,653	$ 283,134
Marketable securities	616,714	572,060
Accounts receivable, net of allowances of $11,990 and $7,634 as of April 30, 2020 and January 31, 2020, respectively	257,512	120,435
Deferred contract acquisition costs, current	84,054	44,885
Prepaid expenses and other current assets	336,024	75,008
Total current assets	1,782,957	1,095,522
Deferred contract acquisition costs, noncurrent	115,643	46,245
Property and equipment, net	60,479	57,138
Operating lease right-of-use assets	65,316	68,608
Other assets, noncurrent	43,314	22,332
Total assets	2,067,709	1,289,845
Current liabilities:
Accounts payable	3,472	1,596
Accrued expenses and other current liabilities	507,010	122,692
Deferred revenue, current	523,246	209,542
Total current liabilities	1,033,728	333,830
Deferred revenue, noncurrent	28,596	20,994
Operating lease liabilities, noncurrent	62,989	64,792
Other liabilities, noncurrent	40,765	36,286
Total liabilities	1,166,078	455,902
Commitments and contingencies (Note 6)
Stockholders’ equity:
Preferred stock	0	0
Common stock, $0.001 par value per share, 2,000,000,000 Class A shares authorized as of April 30, 2020 and January 31, 2020; 167,647,512 and 123,391,114 shares issued and outstanding as of April 30, 2020 and January 31, 2020, respectively; 300,000,000 Class B shares authorized as of April 30, 2020 and January 31, 2020; 114,344,499 and 155,336,747 shares issued and outstanding as of April 30, 2020 and January 31, 2020, respectively	280	277
Additional paid-in capital	872,237	832,705
Accumulated other comprehensive income	1,887	809
Retained earnings	27,227	152
Total stockholders’ equity	901,631	833,943
Total liabilities and stockholders’ equity	$ 2,067,709	$ 1,289,845