Condensed Consolidated Balance Sheets - USD ($) $ in Thousands	Apr. 30, 2020	Jan. 31, 2020
Current assets:
Cash and cash equivalents	$ 619,221	$ 520,048
Short-term investments	827,556	882,976
Accounts receivable, net of allowances of $4,318 and $1,166	111,039	130,115
Deferred commissions	34,795	33,636
Prepaid expenses and other current assets	40,912	32,950
Total current assets	1,633,523	1,599,725
Property and equipment, net	61,914	53,535
Operating lease right-of-use assets	162,763	125,204
Deferred commissions, noncurrent	79,270	77,874
Intangible assets, net	31,032	32,529
Goodwill	48,023	48,023
Other assets	20,482	18,505
Total assets	2,037,007	1,955,395
Current liabilities:
Accounts payable	8,021	3,837
Accrued expenses and other current liabilities	36,601	36,887
Accrued compensation	31,447	40,300
2023 convertible senior notes, net	102,198	100,703
Deferred revenue	392,121	365,236
Total current liabilities	570,388	546,963
2025 convertible senior notes, net	845,862	837,002
Operating lease liabilities, noncurrent	194,889	154,511
Deferred revenue, noncurrent	6,070	6,214
Other liabilities, noncurrent	6,702	5,361
Total liabilities	1,623,911	1,550,051
Commitments and contingencies (Note 11)
Stockholders’ equity:
Preferred stock, par value $0.0001 per share; 100,000 shares authorized; no shares issued and outstanding as of April 30, 2020 and January 31, 2020	0	0
Additional paid-in capital	1,168,127	1,105,564
Accumulated other comprehensive income	3,742	892
Accumulated deficit	(758,786)	(701,124)
Total stockholders’ equity	413,096	405,344
Total liabilities and stockholders' equity	2,037,007	1,955,395
Class A Common Stock
Stockholders’ equity:
Common stock	12	11
Class B Common Stock
Stockholders’ equity:
Common stock	$ 1	$ 1