CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Dec. 31, 2019	Dec. 31, 2018
Current assets:
Cash and cash equivalents	$ 131,035	$ 153,807
Accounts receivable, net of allowance of $162 and $115	17,795	7,336
Deferred commissions, current	3,078	1,981
Prepaid expenses and other current assets	9,382	7,081
Total current assets	161,290	170,205
Property and equipment, net	35,072	117,718
Operating lease right-of-use assets	63,904	0
Capitalized internal-use software, net	33,156	33,280
Acquisition intangible assets, net	33,150	9,324
Goodwill	462,927	336,861
Deferred commissions, non-current	5,384	3,317
Other assets	9,376	8,643
Total assets	804,259	679,348
Current liabilities:
Accounts payable	2,677	2,804
Accrued expenses and other current liabilities	16,077	9,692
Accrued compensation	24,031	20,070
Deferred revenue	139,990	101,236
Operating lease liabilities, current	8,381	0
Debt, current	1,900	1,900
Total current liabilities	193,056	135,702
Deferred tax liabilities	4,870	4,246
Debt, non-current	213,616	215,515
Financing obligation on leased facility	0	92,009
Operating lease liabilities, non-current	82,668	0
Other non-current liabilities	8,065	12,493
Total liabilities	502,275	459,965
Commitments and contingencies (Note 9)	0	0
Stockholders’ equity:
Preferred stock ($0.00001 par value; 100,000 shares authorized; no shares issued and outstanding)	0	0
Common stock ($0.00001 par value; 800,000 shares authorized; 136,054 and 125,818 shares issued and outstanding)	1	1
Additional paid-in capital	705,143	551,937
Accumulated other comprehensive loss	(444)	(287)
Accumulated deficit	(402,716)	(332,268)
Total stockholders’ equity	301,984	219,383
Total liabilities and stockholders’ equity	$ 804,259	$ 679,348