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Stock-Based Compensation - Narrative (Details)
1 Months Ended 3 Months Ended 12 Months Ended
Oct. 01, 2021
USD ($)
$ / shares
shares
Feb. 28, 2022
USD ($)
shares
Oct. 31, 2021
USD ($)
Dec. 31, 2021
USD ($)
shares
Dec. 31, 2021
USD ($)
Award_Type
$ / shares
shares
Dec. 31, 2020
USD ($)
$ / shares
shares
Dec. 31, 2019
USD ($)
$ / shares
shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]              
Share-based compensation expense         $ 57,000,000 $ 43,000,000 $ 31,000,000
Tax benefit for share-based compensation expense         $ 24,000,000 $ 10,000,000 $ 7,000,000
Additional awards granted (in shares) | shares 1,577,554       1,577,554 0 0
Options granted (in dollars per shares) | $ / shares         $ 16.19 $ 0 $ 0
Stock options grant date fair value     $ 14,000,000        
Defined contribution cost recognized         $ 1,000,000    
Deferred Compensation, Share-based Payments              
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]              
Common shares held in employee trust earned but not distributed (in shares) | shares       495,774 495,774    
Minimum              
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]              
Options granted (in dollars per shares) | $ / shares $ 8.47            
Maximum              
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]              
Options granted (in dollars per shares) | $ / shares $ 28.72            
Restricted Stock Units | Share-based Payment Arrangement, Employee              
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]              
Award vesting period         3 years    
Granted (in shares) | shares         1,236,971 0 55,500
Granted (in dollars per share) | $ / shares         $ 20.83 $ 0 $ 25.29
Fair value of award         $ 0 $ 0 $ 4,000,000
Vested (in shares) | shares         0 6,334 143,959
Aggregate intrinsic value       $ 24,000,000 $ 24,000,000    
Weighted-average remaining contractual term of non-vested shares         2 years 3 months 18 days    
Restricted Stock Units | Share-based Payment Arrangement, Employee | Executive Officer              
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]              
Award vesting period 6 months            
Granted (in shares) | shares 258,252            
Granted (in dollars per share) | $ / shares $ 22.25            
Restricted Stock Units | Share-based Payment Arrangement, Nonemployee              
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]              
Share-based compensation expense         $ 2,000,000 $ 2,000,000 $ 2,000,000
Aggregate intrinsic value       5,000,000 $ 5,000,000    
Restricted Stock Units | Minimum | Share-based Payment Arrangement, Employee              
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]              
Expected forfeiture rate         0.00%    
Restricted Stock Units | Maximum | Share-based Payment Arrangement, Employee              
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]              
Expected forfeiture rate         5.00%    
Restricted Stock Units | Graduated or Graded Vesting | Minimum | Share-based Payment Arrangement, Employee              
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]              
Award vesting period         3 years    
Restricted Stock Units | Graduated or Graded Vesting | Maximum | Share-based Payment Arrangement, Employee              
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]              
Award vesting period         4 years    
Restricted Stock Awards              
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]              
Share-based compensation expense         $ 5,000,000    
Award vesting period         3 years    
Granted (in shares) | shares 3,364,354       3,364,354 0 0
Granted (in dollars per share) | $ / shares $ 22.25       $ 22.25 $ 0 $ 0
Grant date value $ 22,000,000            
Compensation cost not yet recognized       41,000,000 $ 41,000,000    
Period of recognition for unrecognized compensation costs         2 years    
Fair value of award         $ 7,000,000    
Vested (in shares) | shares         337,142 0 0
Aggregate intrinsic value       57,000,000 $ 57,000,000    
Weighted-average remaining contractual term of non-vested shares         2 years    
Restricted Stock Awards | Share-based Payment Arrangement, Employee              
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]              
Share-based compensation expense         $ 4,000,000 $ 0 $ 1,000,000
Compensation cost not yet recognized       23,000,000 $ 23,000,000    
Period of recognition for unrecognized compensation costs         2 years 3 months 18 days    
Restricted Stock Awards | Minimum              
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]              
Award vesting period 2 months            
Expected forfeiture rate         0.00%    
Restricted Stock Awards | Maximum              
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]              
Award vesting period 3 years            
Expected forfeiture rate         15.00%    
Restricted Stock Awards | Graduated or Graded Vesting | Minimum              
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]              
Award vesting period         3 years    
Restricted Stock Awards | Graduated or Graded Vesting | Maximum              
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]              
Award vesting period         4 years    
Performance Shares              
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]              
Share-based compensation expense         $ 41,000,000 $ 40,000,000 $ 29,000,000
Award vesting period         3 years    
Compensation cost not yet recognized       13,000,000 $ 13,000,000    
Period of recognition for unrecognized compensation costs         1 year 3 months 18 days    
Number of performance award types | Award_Type         3    
Aggregate intrinsic value       34,000,000 $ 34,000,000    
Weighted-average remaining contractual term of non-vested shares         1 year 3 months 18 days    
Performance Shares | Minimum              
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]              
Expected forfeiture rate         0.00%    
Performance Shares | Maximum              
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]              
Expected forfeiture rate         7.00%    
Internal Metrics Performance Share Awards              
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]              
Number of performance award types | Award_Type         2    
Rights to share portion of award, maximum percent         100.00%    
Market Based Performance Share Awards              
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]              
Number of performance award types | Award_Type         1    
Rights to share portion of award, maximum percent         100.00%    
Rights to cash portion of award, maximum percent         100.00%    
Employee Performance Share Awards              
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]              
Award vesting period         3 years    
Granted (in shares) | shares         769,594 722,500 526,730
Granted (in dollars per share) | $ / shares         $ 18.76 $ 15.60 $ 24.95
Minimum operating cash flow for performance based award         $ 100,000,000    
Employee Performance Share Awards | Subsequent Event              
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]              
Granted (in shares) | shares   407,540          
Grant date value   $ 10,000,000          
Employee Performance Share Awards | 50% Vesting on Third Anniversary              
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]              
Rights to share portion of award, maximum percent         100.00% 33.00% 33.00%
Hybrid Performance Shares              
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]              
Share-based compensation expense       $ 8,000,000      
Granted (in shares) | shares         423,171 506,412 315,029
Granted (in dollars per share) | $ / shares         $ 18.58 $ 15.60 $ 24.95
Minimum operating cash flow for performance based award         $ 100,000,000    
Vested (in shares) | shares 960,497            
Hybrid Performance Shares | Graduated or Graded Vesting              
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]              
Award vesting period         3 years    
Hybrid Performance Shares | 25% Vesting on First and Second Anniversary              
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]              
Award vesting percentage         25.00%    
Hybrid Performance Shares | 50% Vesting on Third Anniversary              
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]              
Award vesting percentage         50.00%    
TSR Performance Share Awards              
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]              
Share-based compensation expense $ 10,000,000            
Granted (in shares) | shares         723,224 862,180 536,673
Granted (in dollars per share) | $ / shares         $ 16.07 $ 13.79 $ 20.63
Award vesting percentage 100.00%            
Vested (in shares) | shares 2,122,077            
Performance period of peer group         3 years    
Cash payments for share-based compensation         $ 0 $ 14,000,000 $ 5,000,000