CONDENSED CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Jul. 31, 2020	Jan. 31, 2020
Current assets:
Cash and cash equivalents	$ 469,492	$ 706,192
Short-term investments	505,404	280,326
Accounts receivable, net of allowance for doubtful accounts of $4,368 and $2,515 as of July 31, 2020 and January 31, 2020, respectively	87,193	85,554
Deferred commissions	27,453	24,219
Prepaid expenses and other current assets	15,281	16,905
Total current assets	1,104,823	1,113,196
Property and equipment, net	62,154	58,316
Operating lease right-of-use assets	40,481	11,147
Goodwill	55,830	55,830
Acquired intangible assets, net	30,525	34,779
Deferred tax assets	744	615
Other assets	60,606	54,684
Total assets	1,355,163	1,328,567
Current liabilities:
Accounts payable	3,631	2,849
Accrued compensation and benefits	43,377	41,427
Operating lease liabilities (current)	4,863	3,750
Other accrued liabilities	24,625	26,860
Deferred revenue	176,165	167,498
Total current liabilities	252,661	242,384
Deferred tax liability, non-current	826	821
Operating lease liabilities, non-current	38,873	8,113
Deferred revenue, non-current	18,851	23,281
Convertible senior notes, net	935,292	911,075
Other liabilities, non-current	60,509	60,035
Total liabilities	1,307,012	1,245,709
Commitments and contingencies (Note 7)
Stockholders’ equity:
Additional paid-in capital	836,293	752,127
Treasury stock, 99,371 shares (repurchased at an average of $13.27 per share) as of July 31, 2020 and January 31, 2020	(1,319)	(1,319)
Accumulated other comprehensive income	69	225
Accumulated deficit	(786,951)	(668,232)
Total stockholders’ equity	48,151	82,858
Total liabilities and stockholders’ equity	1,355,163	1,328,567
Class A Common Stock
Stockholders’ equity:
Common stock	59	48
Class B Common Stock
Stockholders’ equity:
Common stock	$ 0	$ 9