Income Taxes - Components of Deferred Income Tax Assets (Liabilities) (Details) - USD ($) $ in Thousands	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Deferred tax assets
Loss carryforwards	$ 9,136	$ 25,235
Tax credits	7,113	5,802
Accounts receivable, accrued expenses and reserves	8,466	8,408
Interest expense	9,292	8,858
Stock-based compensation	7,803	5,396
Hedges, swaps and other unrealized losses	1,526	2,123
ROU lease liability	4,543	0
Other	163	121
Total deferred tax assets, gross	48,042	55,943
Valuation allowance	(2,766)	(2,718)	$ (2,484)	$ (2,477)
Total deferred tax assets, net	45,276	53,225
Deferred tax liabilities
Intangibles	(53,475)	(67,133)
Property and equipment	(1,201)	(4,695)
ROU lease asset	(4,513)	0
Prepaid expenses	(2,925)	(2,857)
Capitalized commissions	(1,444)	(1,177)
Outside basis difference in subsidiaries	(962)	(1,159)
Other	(11)	(18)
Total deferred liabilities	(64,531)	(77,039)
Total deferred tax liabilities, net	$ (19,255)	$ (23,814)