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Share Repurchase Authorizations - Schedule of Repurchase Agreements (Details) - USD ($)
$ / shares in Units, $ in Millions
 3 Months Ended 9 Months Ended
Sep. 30, 2025
Sep. 30, 2024
Sep. 30, 2025
Sep. 30, 2024
Class of Stock [Line Items]        
Shares repurchased (in shares)   0    
Class A common stock        
Class of Stock [Line Items]        
Shares repurchased (in shares) 457,000   4,701,000 1,100,000
Weighted-average price per share (in dollars per share) $ 83.51   $ 71.39 $ 42.26
Total purchase price $ 38   $ 335 $ 46
Class C capital stock        
Class of Stock [Line Items]        
Shares repurchased (in shares)     1,401,000 5,996,000
Weighted-average price per share (in dollars per share)     $ 73.19 $ 42.45
Total purchase price     $ 103 $ 255