Income Taxes - Schedule of Deferred Tax Assets and Deferred Tax Liabilities (Details) - USD ($) $ in Thousands	Dec. 31, 2021	Dec. 31, 2020
Deferred income tax assets:
Allowances on trade receivables	$ 82	$ 93
Net operating loss carryforwards	934	432
Capital loss carryforwards	1,421	153
Accrued expenses and reserves	4,864	4,205
Interest limitation carryforward	57,011	47,192
Leases – right-of-use liability	7,935	8,311
Transaction expenses	7,696	8,422
Other	494	50
Valuation allowance	(1,421)	(153)
Deferred income tax assets	79,016	68,705
Deferred income tax liabilities:
Intangible assets	778,209	846,049
Depreciable assets	47,168	42,078
Leases – right-of-use asset	7,108	7,712
Debt costs	0	73,027
Other	356	472
Deferred income tax liabilities	832,841	969,338
Net deferred income tax liabilities	$ 753,825	$ 900,633