Geographic Information - Revenues and Long-lived Assets by Geographical Area (Detail) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021	Dec. 31, 2021
Segment Reporting Information [Line Items]
Revenues	$ 1,074	$ 399
Property and equipment, net	9,596		$ 9,994
United States
Segment Reporting Information [Line Items]
Revenues	1,066	397
Property and equipment, net	9,517		9,919
Brazil
Segment Reporting Information [Line Items]
Revenues	4	1
Property and equipment, net	36		30
Canada
Segment Reporting Information [Line Items]
Revenues	4	$ 1
Property and equipment, net	$ 43		$ 45