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Long-Term Debt - Summary (Details) - USD ($)
$ in Millions
Dec. 31, 2022
Dec. 31, 2021
Apr. 11, 2019
Jun. 30, 2018
Debt Instrument [Line Items]        
Finance lease obligations $ 585.7 $ 364.6    
Less: Unamortized debt issuance costs (10.2) (16.5)    
Total debt 2,621.8 2,938.8    
Less: Current maturities 62.8 60.4    
Total long-term debt 2,559.0 2,878.4    
Notes payable and other secured loans        
Debt Instrument [Line Items]        
Long-term debt 171.3 145.0    
Senior secured term loan | Secured Debt        
Debt Instrument [Line Items]        
Long-term debt 1,370.0 1,530.7    
Unamortized fair value discount 2.1 3.0    
Senior secured revolving credit facility | Secured Debt        
Debt Instrument [Line Items]        
Long-term debt 0.0 0.0    
6.750% senior unsecured notes due 2025 | Senior Notes        
Debt Instrument [Line Items]        
Long-term debt $ 185.0 370.0    
Debt instrument, stated rate (percent) 6.75%     6.75%
10.000% senior unsecured notes due 2027 | Senior Notes        
Debt Instrument [Line Items]        
Long-term debt $ 320.0 $ 545.0    
Debt instrument, stated rate (percent) 10.00%   10.00%