Employee Benefit Plans - Accumulated Benefit Obligation For Pension Benefit Plans (Detail) - Pension Benefits - USD ($) $ in Millions |
Dec. 31, 2020 |
Dec. 31, 2019 |
---|---|---|
United States | ||
Defined Contribution And Defined Benefit Plans | ||
Accumulated benefit obligation | $ 474 | $ 395 |
Non-United States Plans | ||
Defined Contribution And Defined Benefit Plans | ||
Accumulated benefit obligation | $ 654 | $ 557 |