Lessor, Lease Revenue Components (Details) - USD ($) $ in Millions		12 Months Ended
		Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Mall [Member]
Lessor, Lease, Description [Line Items]
Minimum rents		$ 484	$ 505	$ 523
Overage rents		78	115	39
Rent concessions	[1]	(70)	(65)	(272)
Other	[2]	0	6	0
Overage rents , rent concessions and other		8	56	(233)
Lease revenue		492	561	290
Other [Member]
Lessor, Lease, Description [Line Items]
Minimum rents		1	1	1
Overage rents		0	0	0
Rent concessions	[1]	0	0	0
Other	[2]	0	0	0
Overage rents , rent concessions and other		0	0	0
Lease revenue		$ 1	$ 1	$ 1

[1] Rent concessions were provided to tenants during the years ended December 31, 2022, 2021 and 2020 as a result of the COVID-19 Pandemic and the impact on mall and other operations.

[2] Amount related to a grant provided by the Singapore government to lessors to support small and medium enterprises impacted by the COVID-19 Pandemic in connection with their rent obligations.