Fair Value Of Assets And Liabilities (Tables)

12 Months Ended

Dec. 31, 2021

Fair Value Disclosures [Abstract]

Schedule of Fair Value Measurements on a Recurring Basis

The carrying amounts and estimated fair values by input level of the Company's financial instruments are as follows:

	December 31, 2021
(in millions)	Carrying Amount		Fair Value		Level 1		Level 2		Level 3
Financial assets:
Restricted cash	$	64.3	$	64.3	$	64.3	$	—	$	—
Financial liabilities:
Term Loan B	$	381.6	$	384.0	$	—	$	384.0	$	—
Term Loan B-1	294.0		297.8		—		297.8		—
2027 Senior Notes	594.3		619.5				619.5
2028 Senior Notes	698.1		724.5		—		724.5		—

	December 31, 2020
(in millions)	Carrying Amount		Fair Value		Level 1		Level 2		Level 3
Financial assets:
Restricted cash	$	53.6	$	53.6	$	53.6	$	—	$	—
Financial liabilities:
Term Loan B	384.8		388.0		—		388.0		$	—
Revolver	149.7		149.7		—		149.7		—
2027 Senior Notes	593.2		635.2		—		635.2		—
2028 Senior Notes	494.6		526.9		—		526.9		—