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Revenue from Contracts with Customers - Contract Cost Balances (Details) - USD ($)
$ in Millions
12 Months Ended
Dec. 31, 2024
Dec. 31, 2023
Dec. 31, 2022
Revenue from External Customer [Line Items]      
Capitalized contract cost, amortization $ 51 $ 61 $ 62
Minimum      
Revenue from External Customer [Line Items]      
Capitalized contract cost, amortization period 1 year    
Maximum      
Revenue from External Customer [Line Items]      
Capitalized contract cost, amortization period 8 years