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Income Taxes - Schedule of Income Before Income Taxes (Detail) - USD ($)
$ in Millions
12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2019
Income Before Income Taxes And Income Tax Expense Benefit [Line Items]      
Parent Company and its Israeli subsidiaries $ 126 $ 947 $ 542
Non-Israeli subsidiaries 532 (5,353) (1,807)
Income (loss) before income taxes $ 658 $ (4,406) $ (1,265)