Long-Term Debt - Summary of Long-Term Debt (Details) - USD ($) $ in Millions	Mar. 31, 2020	Dec. 31, 2019
Debt Instrument [Line Items]
Finance lease obligations	$ 245.3	$ 253.4
Less: unamortized debt issuance costs	(10.5)	(10.8)
Total debt	2,686.8	2,580.7
Less: Current maturities	60.3	56.0
Total long-term debt	2,626.5	2,524.7
Senior secured revolving credit facility
Debt Instrument [Line Items]
Long-term debt	112.9	0.0
Secured Debt \| Senior secured term loan
Debt Instrument [Line Items]
Long-term debt	1,430.6	1,434.1
Unamortized fair value discount	$ 4.4	4.6
Senior Notes \| 6.750% senior unsecured notes due 2025
Debt Instrument [Line Items]
Stated interest rate	6.75%
Long-term debt	$ 370.0	370.0
Senior Notes \| 10.000% senior unsecured notes due 2027
Debt Instrument [Line Items]
Stated interest rate	10.00%
Long-term debt	$ 430.0	430.0
Notes payable and other secured loans
Debt Instrument [Line Items]
Long-term debt	$ 108.5	$ 104.0

Contractual interest rate for funds borrowed, under the debt agreement.

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Present value of lessee's discounted obligation for lease payments from finance lease.

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