v3.26.1
Debt and Finance Lease Obligations - Schedule of Line of Credit Facilities (Details) - USD ($)
$ in Millions
6 Months Ended
Jun. 30, 2026
Jun. 30, 2025
May 28, 2026
Dec. 31, 2025
Debt Instrument [Line Items]        
Principal amount redeemed $ 8,527.5     $ 8,349.8
2027 C&W RCF | Line of Credit | Revolving Credit Facility        
Debt Instrument [Line Items]        
Interest rate 3.25% 3.25%    
Amount borrowed $ 3.8 $ 82.9    
Non-cash component $ 0.0 $ 0.0    
Redemption price 100.00% 100.00%    
Principal amount redeemed $ 3.8 $ 51.5    
2029 C&W RCF | Line of Credit | Revolving Credit Facility        
Debt Instrument [Line Items]        
Interest rate 3.25% 3.25%    
Amount borrowed $ 11.2 $ 141.1    
Non-cash component $ 0.0 $ 0.0    
Redemption price 100.00% 100.00%    
Principal amount redeemed $ 11.2 $ 107.5    
2027 LPR Revolving Credit Facility Issued in 2026 | Line of Credit | Revolving Credit Facility        
Debt Instrument [Line Items]        
Interest rate 3.50%      
Amount borrowed $ 29.7      
Non-cash component $ 0.0      
Redemption price 100.00%      
Principal amount redeemed $ 86.2      
2030 LPR Revolving Credit Facility | Line of Credit | Revolving Credit Facility        
Debt Instrument [Line Items]        
Interest rate 4.25%      
Amount borrowed $ 86.2      
Non-cash component $ 10.0      
Redemption price 100.00%      
Principal amount redeemed $ 86.2      
2030 LPR Term Loan 1 | Line of Credit | Secured Debt        
Debt Instrument [Line Items]        
Issued at 96.00%      
Interest rate 12.00%      
Amount borrowed $ 50.0      
Non-cash component $ 0.0      
2030 LPR Term Loan 2        
Debt Instrument [Line Items]        
Amount borrowed     $ 150.0  
2030 LPR Term Loan 2 | Line of Credit | Secured Debt        
Debt Instrument [Line Items]        
Issued at 100.00%      
Interest rate 12.00%      
Amount borrowed $ 150.0      
Non-cash component $ 0.0      
LCR Revolving Credit Facility | Line of Credit | Revolving Credit Facility        
Debt Instrument [Line Items]        
Interest rate 4.25% 4.25%    
Amount borrowed $ 40.0 $ 35.0    
Non-cash component 0.0 $ 0.0    
C&W Term Loan B-7 Facility | Line of Credit | Secured Debt        
Debt Instrument [Line Items]        
Issued at   99.50%    
Interest rate   3.25%    
Amount borrowed   $ 1,522.4    
Non-cash component   $ 1,510.0    
2033 C&W Senior Notes | Line of Credit        
Debt Instrument [Line Items]        
Issued at   100.00%    
Interest rate   9.00%    
Amount borrowed   $ 755.0    
Non-cash component   $ 0.0    
2027 LPR Revolving Credit Facility Issued In 2025 | Line of Credit | Revolving Credit Facility        
Debt Instrument [Line Items]        
Interest rate   3.50%    
Amount borrowed   $ 110.6    
Non-cash component   $ 0.0    
Redemption price   100.00%    
Principal amount redeemed   $ 103.6    
C&W Revolving Credit Facility | Line of Credit | Revolving Credit Facility        
Debt Instrument [Line Items]        
Debt instrument, commitments 460.0      
2027 C&W Senior Notes | Line of Credit        
Debt Instrument [Line Items]        
Non-cash component   $ 0.0    
Redemption price   100.859%    
Principal amount redeemed   $ 735.0    
C&W Regional Facilities | Line of Credit        
Debt Instrument [Line Items]        
Non-cash component $ 0.0 $ 0.0    
Redemption price 100.00% 100.00%    
Principal amount redeemed $ 30.5 $ 30.5    
2031 LCR Term Loan A | Line of Credit | Secured Debt        
Debt Instrument [Line Items]        
Non-cash component $ 0.0      
Redemption price 100.00%      
Principal amount redeemed $ 5.0      
2031 LCR Term Loan B | Line of Credit | Secured Debt        
Debt Instrument [Line Items]        
Non-cash component $ 0.0      
Redemption price 103.00%      
Principal amount redeemed $ 40.0      
C&W Term Loan B-5 Facility | Line of Credit        
Debt Instrument [Line Items]        
Non-cash component   $ 1,510.0    
Redemption price   100.00%    
Principal amount redeemed   $ 1,510.0