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Fair Value - Narrative (Details) - USD ($)
$ in Millions
Jun. 30, 2023
Dec. 31, 2022
Fair Value Disclosures [Abstract]    
Total assets and liabilities measured at fair value $ 26,100 $ 23,800
Total assets and liabilities measured at fair value priced using non-binding broker quotes $ 17 $ 13
Total assets and liabilities measured at fair value priced using non-binding broker quotes (percentage) 0.10% 0.10%
Senior notes $ 2,726 $ 2,725
Estimated fair value of senior notes $ 2,400 $ 2,400