Fair Value Of Assets And Liabilities (Tables)

12 Months Ended

Dec. 31, 2019

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, 2019
(in millions)	Carrying Amount		Fair Value		Level 1		Level 2		Level 3
Financial assets:
Restricted cash	$	46.3	$	46.3	$	46.3	$	—	$	—
Financial liabilities:
Term Loan B	388.0		392.0		—		392.0		—
2027 Senior Notes	592.0		636.0				636.0
2028 Senior Notes	493.9		515.2		—		515.2		—

	December 31, 2018
(in millions)	Carrying Amount		Fair Value		Level 1		Level 2		Level 3
Financial assets:
Restricted cash	$	40.0	$	40.0	$	40.0	$	—	$	—
Financial liabilities:
Term Loan B	391.3		396.0		—		396.0		—
2028 Senior Notes	493.0		452.4		—		452.4		—