Income Taxes - Significant Components of Net Deferred Tax Liability and Asset (Details) - USD ($) $ in Thousands	Dec. 31, 2021	Dec. 31, 2020
Deferred tax asset [Abstract]
Accruals and reserves	$ 467	$ 1,137
Deferred compensation	169	604
Share-based payments	1,279	2,909
Lease liability	2,936	4,993
Section 163(j) interest limitation	2,902	370
Interest rate swap	2,830	5,964
Unrealized losses	0	3,720
Net operating loss carryforwards	19,962	10,608
Capital loss carryforwards	145,330	149,608
Deferred tax assets, gross	175,875	179,913
Valuation allowance	(148,754)	(152,295)
Total	27,121	27,618
Deferred tax liability [Abstract]
Property and equipment	(5,614)	(4,516)
Intangible assets	(14,986)	(14,868)
Unrealized gains	(6,972)	0
Right-of-use assets	(2,732)	(4,633)
Total	(30,304)	(24,017)
Net long-term deferred tax liability	$ (3,183)
Net long-term deferred tax asset		$ 3,601