Income Taxes (Tables)

12 Months Ended

Dec. 31, 2023

Income Tax Disclosure [Abstract]

Schedule of Components of Income Taxes

The provision for income taxes consists of the following (in millions):

	Year Ended December 31,
	2023		2022		2021
Current:
Federal	$	34.8	$	44.4	$	43.6
State	11.8		15.8		15.5
Foreign	5.0		4.9		3.0
	51.6		65.1		62.1
Deferred:
Federal and State	28.5		31.6		19.5
Foreign	(1.7)		—		—
	26.8		31.6		19.5
	$	78.4	$	96.7	$	81.6

Income (Loss) before Income Tax Provision

Income from continuing operations before income taxes consists of the following (in millions): 

	Year Ended December 31,
	2023		2022		2021
United States	$	283.5	$	347.6	$	304.5
Foreign	14.2		16.0		8.9
	$	297.7	$	363.6	$	313.4

Schedule of Deferred Tax Assets and Liabilities

The components of deferred tax (liabilities) assets are as follows (in millions):

	December 31,
	2023		2022
Intangibles	$	(185.3)	$	(159.9)
Depreciation expense	(7.2)		(8.8)
Operating lease right-of-use assets	(15.2)		(11.8)
Operating lease liabilities	15.9		12.2
Allowance for doubtful accounts	1.2		1.3
Employee-related accruals	17.5		21.0
Stock-based compensation	11.8		11.1
Other	5.3		5.7
	$	(156.0)	$	(129.2)

Schedule of Effective Income Tax Rate Reconciliation

The reconciliation between the amount computed by applying the U.S. federal statutory tax rate of 21 percent to income before income taxes and the income tax provision is as follows (in millions):

	Year Ended December 31,
	2023		2022		2021
Income tax provision at the statutory rate	$	62.5	$	76.3	$	65.8
State income taxes, net of federal benefit	13.6		17.3		15.2
Nondeductible executive compensation	4.2		5.4		3.3
Disallowed meals and entertainment expenses	1.2		0.5		0.2
Excess stock-based compensation benefit	(2.6)		(3.5)		(2.0)
Work opportunity tax credit	(1.8)		(2.1)		(3.1)
Other	1.3		2.8		2.2
	$	78.4	$	96.7	$	81.6