Consolidated Statements of Operations and Comprehensive Loss - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019
Consolidated Statements of Operations and Comprehensive Loss
Revenue	$ 3,726	$ 3,306
Cost of revenue (excluding amortization of intangible assets)	1,450	1,432
Amortization of intangible assets	76	76
Gross profit	2,200	1,798
Operating expenses:
Sales and marketing	5,269	3,995
General and administrative	2,518	1,324
Research and development	912	1,659
Total operating expenses	8,699	6,978
Loss from operations	(6,499)	(5,180)
Other (expense) income:
Interest expense	(879)	(912)
Change in fair value of preferred stock warrant liability		36
Other income	158	90
Total other (expense) income	(721)	(786)
Net loss	(7,220)	(5,966)
Accretion of redeemable convertible preferred stock to redemption value		(2,025)
Net loss attributable to common stockholders	$ (7,220)	$ (7,991)
Net loss per common share, basic and diluted	$ (0.63)	$ (27.00)
Weighted average common shares outstanding, basic and diluted	11,406,783	295,992
Comprehensive loss:
Net loss	$ (7,220)	$ (5,966)
Foreign currency translation adjustment	27	(4)
Comprehensive loss	$ (7,193)	$ (5,970)