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Employee Benefit Plans and Stockholders' Equity - Schedule of RSU and PSU Activity (Details) - EIP 2015 - USD ($)
$ / shares in Units, shares in Millions, $ in Millions
 12 Months Ended
Dec. 31, 2024
Dec. 31, 2023
Dec. 31, 2022
Shares Available for Grant      
Number of shares available for grant at beginning of period (in shares) 13.9 15.3 16.8
Granted (in shares) (1.7) (1.6) (1.9)
Vested (in shares) 0.0 0.0 0.0
Forfeited (in shares) 0.3 0.2 0.4
Number of shares available for grant at end of period (in shares) 12.5 13.9 15.3
RSUs and PSUs      
Shares Available for Grant      
Number of shares available for grant at end of period (in shares) 12.5    
Shares      
Nonvested at beginning of period (in shares) 2.9 2.9 3.0
Granted (in shares) 1.7 1.6 1.9
Vested (in shares) (1.3) (1.4) (1.6)
Forfeited (in shares) (0.3) (0.2) (0.4)
Nonvested at end of period (in shares) 3.0 2.9 2.9
Weighted  Average Grant Date Fair Value      
Nonvested at beginning of period (in usd per share) $ 105.98 $ 94.08 $ 76.88
Granted (in usd per share) 131.17 112.01 96.79
Vested (in usd per share) 102.09 88.57 63.90
Forfeited (in usd per share) 115.59 106.34 92.54
Nonvested at end of period (in usd per share) $ 121.17 $ 105.98 $ 94.08
Aggregate Intrinsic Value $ 234.1 $ 361.2 $ 325.6