Revision of Prior Period Financial Statements - Schedule of Revised Consolidated Statements of Operations (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019
Error Corrections and Prior Period Adjustments Restatement [Line Items]
Revenue	$ 63,535	$ 48,334
Cost of revenue	16,063	11,773
Gross profit	47,472	36,561
Research and development	8,415	6,699
Selling, general and administrative	48,230	38,066
Total operating expenses	56,645	44,765
Loss from operations	(9,173)	(8,204)
Other income, net	505	375
Loss before income taxes	(9,048)	(8,238)
Net loss	$ (9,065)	$ (8,250)
Net loss per common share, basic and diluted (in USD per share)	$ (0.34)	$ (0.34)
As Reported
Error Corrections and Prior Period Adjustments Restatement [Line Items]
Revenue		$ 47,214
Cost of revenue		11,730
Gross profit		35,484
Research and development		6,756
Selling, general and administrative		36,705
Total operating expenses		43,461
Loss from operations		(7,977)
Other income, net		379
Loss before income taxes		(8,007)
Net loss		$ (8,019)
Net loss per common share, basic and diluted (in USD per share)		$ (0.33)
Adjustment
Error Corrections and Prior Period Adjustments Restatement [Line Items]
Revenue		$ 1,120
Cost of revenue		43
Gross profit		1,077
Research and development		(57)
Selling, general and administrative		1,361
Total operating expenses		1,304
Loss from operations		(227)
Other income, net		(4)
Loss before income taxes		(231)
Net loss		$ (231)
Net loss per common share, basic and diluted (in USD per share)		$ (0.01)