Long-lived Assets by Geographical Information (Detail) - USD ($) $ in Millions	Dec. 31, 2020	Dec. 31, 2019
Segment Reporting Information [Line Items]
Long-lived assets, Total	$ 3,888	$ 3,769
Asia
Segment Reporting Information [Line Items]
Long-lived assets, Total	984	948
China
Segment Reporting Information [Line Items]
Long-lived assets, Total	508	495
Japan
Segment Reporting Information [Line Items]
Long-lived assets, Total	184	170
Rest of Asia
Segment Reporting Information [Line Items]
Long-lived assets, Total	292	283
Americas
Segment Reporting Information [Line Items]
Long-lived assets, Total	1,874	1,862
Europe
Segment Reporting Information [Line Items]
Long-lived assets, Total	$ 1,030	$ 959