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CREDIT FACILITIES AND DEBT (Narrative) (Details)
$ in Millions
1 Months Ended 12 Months Ended
May 26, 2022
USD ($)
Dec. 21, 2020
USD ($)
May 13, 2020
USD ($)
Jan. 24, 2020
USD ($)
May 30, 2017
USD ($)
Oct. 31, 2012
Dec. 31, 2022
USD ($)
Dec. 31, 2021
USD ($)
Dec. 31, 2020
USD ($)
May 02, 2023
USD ($)
May 25, 2022
USD ($)
May 07, 2020
May 06, 2020
Feb. 18, 2020
USD ($)
Feb. 09, 2012
Debt Instrument [Line Items]                              
Uncommitted receivables purchase facility, maximum borrowing                           $ 300.0  
(Loss) gain on extinguishment of debt             $ (66.1) $ 79.9 $ (22.2)            
Revolving Loan                              
Debt Instrument [Line Items]                              
Long-term line of credit             0.0 900.0              
Catalyst Financing Arrangement                              
Debt Instrument [Line Items]                              
Annual catalyst financing fees             0.2 2.0              
Line of Credit | Revolving Loan                              
Debt Instrument [Line Items]                              
Maximum borrowing capacity                     $ 4,300.0        
Line of credit, available increase in borrowing capacity                     500.0        
Maximum borrowing capacity, as a percentage of aggregate borrowing capacity 10.00%                            
Alternative maximum borrowing capacity $ 100.0                            
Effective consolidated fixed charge coverage ratio during period           1                  
Line of credit, incur certain secured debt, percentage of total assets                       20.00% 10.00%    
Long-term line of credit             0.0 900.0              
Letters of credit outstanding, amount             576.1 380.1              
Line of Credit | Revolving Loan | Tranche A                              
Debt Instrument [Line Items]                              
Maximum borrowing capacity                     1,550.0        
Line of Credit | Revolving Loan | Tranche B                              
Debt Instrument [Line Items]                              
Maximum borrowing capacity                     $ 2,750.0        
Line of Credit | Revolving Loan | Subsequent Event | Scenario, Forecast                              
Debt Instrument [Line Items]                              
Maximum borrowing capacity                   $ 2,750.0          
Line of Credit | Revolving Loan | Maximum                              
Debt Instrument [Line Items]                              
Line of credit, commitment fee, percent 0.25%                            
Line of Credit | Revolving Loan | Base Rate | Minimum                              
Debt Instrument [Line Items]                              
Basis spread on variable rate 0.25%                            
Line of Credit | Revolving Loan | Base Rate | Maximum                              
Debt Instrument [Line Items]                              
Basis spread on variable rate 1.00%                            
Line of Credit | Revolving Loan | Company Credit Rating | Minimum                              
Debt Instrument [Line Items]                              
Basis spread on variable rate 1.00%                            
Line of Credit | Revolving Loan | Company Credit Rating | Maximum                              
Debt Instrument [Line Items]                              
Basis spread on variable rate 1.75%                            
Line of Credit | Revolving Loan | Secured Overnight Financing Rate (SOFR) Overnight Index Swap Rate | Minimum                              
Debt Instrument [Line Items]                              
Basis spread on variable rate 1.25%                            
Line of Credit | Revolving Loan | Secured Overnight Financing Rate (SOFR) Overnight Index Swap Rate | Maximum                              
Debt Instrument [Line Items]                              
Basis spread on variable rate 2.00%                            
2025 Senior Secured Notes                              
Debt Instrument [Line Items]                              
Long-term Debt             0.0 1,250.0              
2028 Senior Notes                              
Debt Instrument [Line Items]                              
Long-term Debt             $ 801.6 826.5              
Debt, redemption price, percent (up to)       35.00%                      
Redemption price as a percentage       106.00%                      
Initial 2025 Senior Secured Notes                              
Debt Instrument [Line Items]                              
Long-term Debt     $ 1,000.0                        
Annual interest rate     9.25%                        
Proceeds from debt, net     $ 982.9                        
Additional 2025 Senior Secured Notes                              
Debt Instrument [Line Items]                              
Long-term Debt   $ 250.0                          
Annual interest rate   9.25%                          
Proceeds from debt, net   $ 245.7                          
Debt , issued   100.25%                          
2025 Senior Notes                              
Debt Instrument [Line Items]                              
Long-term Debt         $ 725.0                    
Annual interest rate         7.25%                    
Proceeds from debt, net         $ 711.6                    
Redemption price as a percentage             100.00%                
Extinguishment of debt, amount             $ 5.0 55.5              
Repayments of long-term debt             4.8 37.5 0.0            
(Loss) gain on extinguishment of debt             0.2 17.5              
2028 Senior Notes                              
Debt Instrument [Line Items]                              
Long-term Debt       $ 1,000.0                      
Annual interest rate       6.00%                      
Proceeds from debt, net       $ 987.0                      
Extinguishment of debt, amount             24.9 173.5              
Repayments of long-term debt             21.1 109.3 0.0            
(Loss) gain on extinguishment of debt             3.6 62.4              
2020 Senior Secured Notes                              
Debt Instrument [Line Items]                              
Annual interest rate                             8.25%
2023 Senior Notes                              
Debt Instrument [Line Items]                              
Annual interest rate       7.00%                      
Repayments of long-term debt             $ 0.0 0.0 517.5            
2025 Senior Secured Notes                              
Debt Instrument [Line Items]                              
Redemption price as a percentage             104.625%                
Repayments of long-term debt             $ 1,307.4 $ 0.0 $ 0.0            
(Loss) gain on extinguishment of debt             $ 69.9