Consolidated Balance Sheets - USD ($) $ in Thousands	Jan. 31, 2020	Jan. 31, 2019
Current assets:
Cash and cash equivalents	$ 256,076	$ 91,755
Debt Securities, Available-for-sale, Current	0	51,021
Accounts receivable, net of allowances of $995 and $256, respectively	80,583	55,341
Prepaid expenses and other current assets	12,730	14,135
Costs to obtain revenue contracts, current	28,423	17,817
Total current assets	377,812	230,069
Restricted cash	12,100	0
Property and equipment, net	26,200	11,077
Operating lease right-of-use assets	111,973
Costs to obtain revenue contracts, non-current	26,051	18,366
Goodwill	4,534	4,660
Intangible assets, net	1,343	1,960
Other long term assets	3,607	996
Total assets	563,620	267,128
Current liabilities:
Accounts payable, accrued expenses and other current liabilities	59,482	44,236
Unearned revenue, current	176,806	135,544
Operating lease liabilities, current	8,640	0
Total current liabilities	244,928	179,780
Operating lease liabilities, non-current	115,187	0
Other long term liabilities	2,293	2,799
Total liabilities	362,408	182,579
Commitments and contingencies (Note 14)
Stockholders’ equity:
Preferred stock, $0.001 par value per share; 50,000,000 shares authorized at January 31, 2020 and 2019; zero shares issued and outstanding at January 31, 2020 and 2019	0	0
Common stock, $0.001 par value per share; 500,000,000 shares authorized at January 31, 2020 and 2019, respectively; 122,335,709 and 108,678,234 shares issued at January 31, 2020 and 2019, respectively; 115,830,375 and 102,172,900 shares outstanding at January 31, 2020 and 2019, respectively	122	109
Additional paid-in capital	636,008	398,882
Accumulated other comprehensive loss	(360)	(1,428)
Accumulated deficit	(422,653)	(301,109)
Treasury stock, at cost	(11,905)	(11,905)
Total stockholders’ equity	201,212	84,549
Total liabilities and stockholders’ equity	$ 563,620	$ 267,128