Condensed Consolidated Statements of Operations - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019
Revenue	$ 68,032	$ 48,493
Cost of revenue	22,201	14,788
Gross profit	45,831	33,705
Operating expenses:
Sales and marketing	10,931	6,982
Research and development	9,420	6,398
Refundable Canadian tax credits	(302)	(86)
General and administrative	16,676	9,994
Depreciation and amortization	9,271	5,259
Acquisition-related expenses	15,158	7,723
Total operating expenses	61,154	36,270
Loss from operations	(15,323)	(2,565)
Other expense:
Interest expense, net	(7,643)	(5,116)
Other expense, net	(1,402)	(761)
Total other expense	(9,045)	(5,877)
Loss before provision for income taxes	(24,368)	(8,442)
Benefit from income taxes	4,287	612
Net loss	$ (20,081)	$ (7,830)
Earnings Per Share [Abstract]
Net loss per common share, basic and diluted (in dollars per share)	$ (0.81)	$ (0.38)
Weighted-average common shares outstanding, basic and diluted (in shares)	24,906,932	20,442,626
Total product revenue
Revenue	$ 64,252	$ 45,640
Subscription and support
Revenue	63,891	44,983
Cost of revenue	19,939	13,274
Perpetual license
Revenue	361	657
Professional services
Revenue	3,780	2,853
Cost of revenue	$ 2,262	$ 1,514