v3.26.3
Revenue Recognition Revenue Recognition (Contract Liabilities Rollforward) (Details) - USD ($)
$ in Millions
9 Months Ended
Sep. 30, 2026
Sep. 30, 2025
Revenue Recognition and Deferred Revenue [Abstract]    
Contract liabilities, Beginning Balance $ 469 $ 459
Additions 238 278
Revenue recognized (253) (246)
Contract liabilities, Ending Balance $ 454 $ 491