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Stockholder's Equity - Components of Accumulated Other Comprehensive Income (Loss) included in Stockholders' Equity (Detail) - USD ($)
$ in Millions
Dec. 31, 2019
Dec. 31, 2018
Stockholders Equity Note [Abstract]    
Foreign currency translation adjustments ("CTA") $ (97) $ (73)
Net unrealized loss on derivative financial instruments (12) (40)
Defined benefit pension and other postretirement plans 6 6
Accumulated other comprehensive loss $ (103) $ (107)