CONSOLIDATED STATEMENTS OF OPERATIONS AND COMPREHENSIVE LOSS - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
CONSOLIDATED STATEMENTS OF OPERATIONS AND COMPREHENSIVE LOSS
Revenues	$ 286,104	$ 243,530	$ 208,511
Cost of revenues	111,616	100,765	79,770
Operating expenses:
Sales and marketing	20,141	19,202	10,732
Research and development	20,379	19,644	11,633
General and administrative	79,539	88,482	47,926
Intangible asset amortization	38,715	37,414	36,241
Depreciation and amortization expense	2,135	2,443	2,596
Total operating expenses	160,909	167,185	109,128
Income (loss) from operations	13,579	(24,420)	19,613
Other expenses:
Interest expense	(16,837)	(25,296)	(28,004)
Miscellaneous, net	(117)	(465)	(760)
Total other expenses	(16,954)	(25,761)	(28,764)
Loss before income taxes	(3,375)	(50,181)	(9,151)
Provision for (benefit) from income taxes	9,891	(784)	(225)
Net loss	(13,266)	(49,397)	(8,926)
Other comprehensive income (loss)
Foreign currency translation adjustment, net of tax of $195, $(227), $267	(5,154)	5,045	433
Change in fair value of interest rate swap, net of tax of $(16), $(384), $(520)	547	(1,135)	(4,283)
Reclassification of fair value of interest rate swap, net of tax of $(765), $0, $0	2,268
Total other comprehensive income (loss)	(2,339)	3,910	(3,850)
Comprehensive loss	$ (15,605)	$ (45,487)	$ (12,776)
Net loss per common shares
Basic (in dollar per share)	$ (0.09)	$ (0.37)	$ (0.07)
Diluted (in dollar per share)	$ (0.09)	$ (0.37)	$ (0.07)
Weighted average common shares outstanding:
Basic (in shares)	149,842,668	133,247,212	132,407,786
Diluted (in shares)	149,842,668	133,247,212	132,407,786