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Other Financial Information - Other Non-current Liabilities (Details) - USD ($)
$ in Millions
Jun. 30, 2022
Dec. 31, 2021
Deferred Credits and Other Liabilities [Abstract]    
Unrecognized tax benefits $ 443 $ 435
Deferred revenue 90 111
Noncurrent operating lease liability 57 63
Other 66 61
Total other noncurrent liabilities $ 656 $ 670