Consolidated Balance Sheets - USD ($) $ in Thousands	Sep. 30, 2018	Dec. 31, 2017
Current assets:
Cash and cash equivalents	$ 138,093	$ 14,075
Trade accounts receivable—net of allowance for doubtful accounts of $500 and $905, respectively	34,743	26,596
Prepaid expenses and other current assets	10,378	7,016
Total current assets before customer fund assets	183,214	47,687
Funds held from customers	11,099	13,082
Receivable from customers—net of allowance of $327 and $666, respectively	330	313
Total current assets	194,643	61,082
Noncurrent assets:
Property and equipment—net	33,113	25,394
Goodwill	61,444	72,482
Intangible assets—net	20,797	19,074
Other noncurrent assets	1,330	780
Total assets	311,327	178,812
Current liabilities:
Accrued expenses and trade payables	40,768	38,164
Deferred revenue	109,323	83,778
Credit facility and notes payable		859
Total current liabilities before customer funds obligations	150,091	122,801
Customer funds obligations	11,530	14,061
Total current liabilities	161,621	136,862
Noncurrent liabilities:
Deferred revenue	8,886	8,453
Deferred tax liability	744	1,854
Credit facility		38,840
Deferred rent	17,392	14,689
Other noncurrent liabilities	435	785
Total liabilities	189,078	201,483
Shareholders' equity (deficit):
Preferred stock, $0.0001 par value– no shares issued and outstanding at September 30, 2018 and December 31, 2017, and 20,000 shares authorized as of September 30, 2018
Common stock, $0.0001 par value– 66,490 and 5,992 shares issued and outstanding at September 30, 2018 and December 31, 2017, respectively, 600,000 and 153,945 shares authorized as of September 30, 2018 and December 31, 2017, respectively	7	1
Additional paid-in capital	593,761	18,121
Accumulated other comprehensive income (loss)	(2,349)	338
Accumulated deficit	(469,170)	(412,052)
Total shareholders’ equity (deficit)	122,249	(393,592)
Total liabilities and shareholders' equity (deficit)	$ 311,327	178,812
Series A Convertible Preferred Stock
Convertible preferred stock:
Convertible preferred stock		12,715
Series A-1 Convertible Preferred Stock
Convertible preferred stock:
Convertible preferred stock		2,081
Series A-2 Convertible Preferred Stock
Convertible preferred stock:
Convertible preferred stock		303
Series B Convertible Preferred Stock
Convertible preferred stock:
Convertible preferred stock		3,756
Series B-1 Convertible Preferred Stock
Convertible preferred stock:
Convertible preferred stock		23,259
Series C Convertible Preferred Stock
Convertible preferred stock:
Convertible preferred stock		19,782
Series C-1 Convertible Preferred Stock
Convertible preferred stock:
Convertible preferred stock		27,961
Series D Convertible Preferred Stock
Convertible preferred stock:
Convertible preferred stock		41,130
Series D-1 Convertible Preferred Stock
Convertible preferred stock:
Convertible preferred stock		143,915
Series D-2 Convertible Preferred Stock
Convertible preferred stock:
Convertible preferred stock		$ 96,019