Income Taxes - Components of Deferred Tax Assets and Liabilities (Detail) - USD ($) $ in Millions	Dec. 31, 2022	Dec. 31, 2021
Deferred tax assets:
Accrued expenses	$ 1.3	$ 1.9
Accounts receivable	2.6	1.5
Net operating loss carryforward	6.4	4.8
Stock-based compensation	2.1	1.4
Lease obligations	11.7	7.2
Other comprehensive income	0.3	0.4
Other	0.7	1.1
Total deferred tax assets	25.1	18.3
Valuation allowance	(4.9)	(1.9)
Net deferred tax assets	20.2	16.4
Deferred tax liabilities:
Intangible assets	(69.5)	(70.3)
Property and equipment	(3.7)	(5.9)
Lease assets	(10.8)	(6.4)
Other	(1.2)	(0.5)
Total deferred tax liabilities	(85.2)	(83.1)
Net deferred tax liabilities	$ (65.0)	$ (66.7)