Segment Information - Reconciliation of Segment Measure to Loss Before (Expense) Benefit from Income Taxes (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2021	Mar. 31, 2020
Segment Reporting [Abstract]
Total	$ 16,800	$ 5,553
Interest expense, net	(2,688)	(2,593)
Income tax (expense) benefit	(2)	3,152
Depreciation and amortization	(10,769)	(7,560)
Stock-based compensation	(1,805)	(1,150)
Start-up losses and investment in new services	(968)	(379)
Acquisition costs	(237)	(1,307)
Fair value changes in financial instruments	(602)	(29,626)
Fair value changes in business acquisitions contingent consideration	(11,064)
Short term purchase accounting fair value adjustment to deferred revenue		(243)
Initial public offering expense		(531)
Discontinued services		(6,417)
Expenses related to financing transactions	(50)
Other losses or expenses	(211)	(147)
Net loss	$ (11,596)	$ (41,248)