v3.25.0.1
CORPORATE BORROWINGS AND FINANCE LEASE LIABILITIES - Other Notes (Details)
£ in Millions, $ in Millions
12 Months Ended
Nov. 15, 2024
USD ($)
Nov. 15, 2024
GBP (£)
Feb. 14, 2022
Jul. 31, 2020
USD ($)
Jul. 31, 2020
GBP (£)
Mar. 17, 2017
USD ($)
Jun. 05, 2015
USD ($)
Dec. 31, 2024
USD ($)
Dec. 31, 2023
USD ($)
Dec. 31, 2022
USD ($)
Dec. 31, 2021
Dec. 31, 2023
GBP (£)
Dec. 31, 2020
Mar. 17, 2017
GBP (£)
Nov. 08, 2016
USD ($)
Nov. 08, 2016
GBP (£)
Corporate borrowings and finance lease obligations                                
Redemption price of debt instrument (as a percent)     107.50%                          
Total principal amount of corporate borrowings               $ 4,134.5 $ 4,504.3              
Debt issuance costs               (47.2) (31.1)              
(Gain) loss on extinguishment of debt               (38.9) $ (142.8) $ 92.8            
Second Lien Notes                                
Corporate borrowings and finance lease obligations                                
Debt instrument face amount       $ 1,289.1       $ 173.2                
Stated interest rate (as a percent)       10.00%                        
Redemption price of debt instrument (as a percent)       101.00% 101.00%                      
Percentage of difference between the present value of the old and new cash flows               10.00%                
Total principal amount of corporate borrowings       $ 1,997.4                        
Debt instrument redemption amount as a percentage of principal amount       100.00% 100.00%                      
Redemption Period One | Second Lien Notes                                
Corporate borrowings and finance lease obligations                                
Debt instrument redemption amount as a percentage of principal amount       106.00% 106.00%                      
Redemption Period Two | Second Lien Notes                                
Corporate borrowings and finance lease obligations                                
Debt instrument redemption amount as a percentage of principal amount       103.00% 103.00%                      
Redemption period three | Second Lien Notes                                
Corporate borrowings and finance lease obligations                                
Debt instrument redemption amount as a percentage of principal amount       100.00% 100.00%                      
6.375% Senior Subordinated Notes due 2024                                
Corporate borrowings and finance lease obligations                                
Debt instrument face amount | £                       £ 4.0   £ 250.0   £ 250.0
Stated interest rate (as a percent)       6.375%   6.375%     6.375%     6.375% 6.375% 6.375% 6.375% 6.375%
Deferred financing costs                             $ 14.1  
Percentage of principal amount of the outstanding Original Notes validly tendered under exchange offer           106.00%                    
Total principal amount of corporate borrowings                 $ 5.1         £ 250.0    
Debt issuance costs           $ (12.7)                    
Principal amount of debt exchanged       $ 632.1 £ 496.0                      
Percentage of principal amount of debt exchanged       99.20% 99.20%                      
5.75% Senior Subordinated Notes due 2025                                
Corporate borrowings and finance lease obligations                                
Debt instrument face amount             $ 600.0                  
Stated interest rate (as a percent)       5.75%     5.75% 5.75% 5.75%     5.75%        
Deferred financing costs             $ 11.4                  
Total principal amount of corporate borrowings               $ 44.1 $ 98.3              
Principal amount of debt exchanged       $ 501.7                        
Percentage of principal amount of debt exchanged       83.61% 83.61%                      
5.75% Senior Subordinated Notes due 2025 | Redemption period four                                
Corporate borrowings and finance lease obligations                                
Redemption price of debt instrument (as a percent)             100.00%                  
5.875% Senior Subordinated Notes due 2026                                
Corporate borrowings and finance lease obligations                                
Debt instrument face amount                             $ 595.0  
Stated interest rate (as a percent)       5.875%       5.875% 5.875%     5.875%     5.875% 5.875%
Deferred financing costs                             $ 27.0  
Total principal amount of corporate borrowings               $ 41.9 $ 51.5              
Principal payments of notes $ 5.0 £ 4.0                            
Principal amount of debt exchanged       $ 539.4                        
Percentage of principal amount of debt exchanged       90.65% 90.65%                      
5.875% Senior Subordinated Notes due 2026 | Redemption Period One                                
Corporate borrowings and finance lease obligations                                
Redemption price of debt instrument (as a percent)                     102.938%          
5.875% Senior Subordinated Notes due 2026 | Redemption Period Two                                
Corporate borrowings and finance lease obligations                                
Redemption price of debt instrument (as a percent)                     100.00%          
6.125% Senior Subordinated Notes due 2027                                
Corporate borrowings and finance lease obligations                                
Debt instrument face amount           $ 475.0                    
Stated interest rate (as a percent)       6.125%   6.125%   6.125% 6.125%     6.125%   6.125%    
Total principal amount of corporate borrowings               $ 125.5 $ 125.5              
Debt issuance costs           $ (19.8)                    
Principal amount of debt exchanged       $ 344.3                        
Percentage of principal amount of debt exchanged       72.48% 72.48%                      
6.125% Senior Subordinated Notes due 2027 | Minimum                                
Corporate borrowings and finance lease obligations                                
Redemption price of debt instrument (as a percent)           100.00%                    
6.125% Senior Subordinated Notes due 2027 | Maximum                                
Corporate borrowings and finance lease obligations                                
Redemption price of debt instrument (as a percent)           103.063%                    
Senior Subordinated Notes                                
Corporate borrowings and finance lease obligations                                
Debt instrument face amount       $ 1,782.5       235.0                
Senior Subordinated Notes due 2024                                
Corporate borrowings and finance lease obligations                                
Principal payments of notes               $ 5.0