Income Taxes - Deferred Income Tax Assets And Liabilities (Detail) - USD ($) $ in Millions	Dec. 31, 2022	Dec. 31, 2021
Deferred income tax assets:
Net tax loss carryforwards	$ 1,109	$ 1,480
Long-term operating lease liabilities	666	625
Accrued liabilities and deferred revenue	231	272
Tax credits	38	11
Depreciation and amortization	25	19
Provision for doubtful accounts	19	18
Other	167	100
Valuation allowance	(101)	(167)
Deferred income tax assets	2,154	2,358
Deferred income tax liabilities:
Operating lease right-of-use assets	657	614
Depreciation and amortization	90	102
Prepaid expenses	24	23
Other	4	4
Deferred income tax liabilities under vehicle programs, net	775	743
Deferred income tax assets, net	1,379	1,615
Tax loss carryforwards	97	163
Deferred tax assets	$ 4	$ 4