Condensed Consolidated Statements of Operations (unaudited) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended
	Mar. 31, 2021	Mar. 31, 2020
Income Statement [Abstract]
Net revenue	$ 93,053	$ 35,007
Cost of revenue	58,198	24,222
Gross profit	34,855	10,785
Operating expenses:
Selling and marketing	11,545	7,648
Research and development	3,993	2,427
General and administrative	7,037	5,723
Total operating expenses	22,575	15,798
Operating income (loss)	12,280	(5,013)
Interest expense	97	169
Other non-operating expense, net	579	197
Income (loss) before income tax	11,604	(5,379)
Income tax expense (benefit)	2,766	(1,824)
Net income (loss)	$ 8,838	$ (3,555)
Net income (loss) per share
Basic (in dollars per share)	$ 0.57	$ (0.25)
Diluted (in dollars per share)	$ 0.49	$ (0.25)
Weighted average number of shares:
Basic (in shares)	15,551	14,495
Diluted (in shares)	18,076	14,495