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Pretax Income (Loss) for Domestic and Foreign Operations (Detail) - USD ($)
$ in Millions
12 Months Ended
Dec. 31, 2019
Dec. 31, 2018
Dec. 31, 2017
Income Tax Disclosure [Abstract]      
United States $ 125 $ 114 $ 17
Foreign 162 153 194
Income before income taxes $ 287 $ 267 $ 211