Lessor, Lease Revenue Components (Details) - USD ($) $ in Millions		12 Months Ended
		Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Mall [Member]
Lessor, Lease, Description [Line Items]
Minimum rents		$ 503	$ 484	$ 505
Overage rents		166	78	115
Rent concessions	[1]	0	(70)	(65)
Other	[2]	0	0	6
Overage rents , rent concessions and other		166	8	56
Lease revenue		669	492	561
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 and 2021 as a result of the COVID-19 pandemic and the impact on mall 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.