Income Taxes - Summary of Tax Effects of Temporary Differences (Detail) - USD ($) $ in Thousands	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Income Tax Disclosure [Abstract]
Net operating losses and other carryforwards	$ 43,322	$ 42,859
Interest expense carryforward	40,295	30,112
Property and equipment	3,710	2,448
Accrued expenses	506	512
Payroll tax deferral	544	1,089
Allowance for doubtful accounts	2,534	1,768
Stock-based compensation	1,741	878
Other	650	540
Deferred tax asset	93,302	80,206
Valuation allowance	(80,449)	(65,228)	$ (51,895)
Total deferred tax assets, net of valuation allowance	12,853	14,978
Intangible assets	(18,452)	(21,791)
Prepaid expenses	(20)	(107)
Other	(482)	(415)
Deferred tax liability	(18,954)	(22,313)
Net deferred tax liability	$ (6,101)	$ (7,335)