CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Jan. 31, 2018	Jan. 31, 2017
Current assets:
Cash and cash equivalents	$ 127,949	$ 23,282
Short-term investments	101,765	14,390
Accounts receivable, net of allowances of $1,472 and $1,306	52,248	34,544
Deferred commissions	16,481	13,549
Prepaid expenses and other current assets	16,973	7,025
Total current assets	315,416	92,790
Property and equipment, net	12,540	11,026
Deferred commissions, noncurrent	10,971	10,050
Intangible assets, net	11,761	9,155
Goodwill	6,282	2,630
Other assets	10,427	4,984
Total assets	367,397	130,635
Current liabilities:
Accounts payable	9,566	9,387
Accrued expenses and other current liabilities	6,187	8,363
Accrued compensation	12,374	8,734
Deferred revenue	162,633	108,012
Total current liabilities	190,760	134,496
Deferred revenue, noncurrent	6,034	5,711
Other liabilities, noncurrent	7,017	6,079
Total liabilities	203,811	146,286
Commitments and contingencies (Note 9)
Redeemable convertible preferred stock, par value $0.0001 per share; no shares authorized, issued and outstanding as of January 31, 2018; 59,495 shares authorized, 59,465 issued and outstanding with liquidation preference of $230,373 as of January 31, 2017.	0	227,954
Stockholders’ equity (deficit):
Preferred stock, par value $0.0001 per share; 100,000 shares authorized, no shares issued and outstanding as of January 31, 2018 and January 31, 2017.	0	0
Additional paid-in capital	565,653	44,469
Accumulated other comprehensive income (loss)	391	(167)
Accumulated deficit	(402,468)	(287,909)
Total stockholders’ equity (deficit)	163,586	(243,605)
Total liabilities, redeemable convertible preferred stock and stockholders’ equity (deficit)	367,397	130,635
Class A Common Stock
Stockholders’ equity (deficit):
Common stock	7	0
Class B Common Stock
Stockholders’ equity (deficit):
Common stock	$ 3	$ 2