Leases (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022	Dec. 31, 2022
Leases [Line Items]
Operating Lease, Right-of-Use Asset, Statement of Financial Position [Extensible Enumeration]	Other Assets		Other Assets
Operating lease right-of-use asset	$ 514		$ 478
Operating lease liability	$ 523		$ 484
Operating Lease, Liability, Statement of Financial Position [Extensible List]	Accrued Liabilities		Accrued Liabilities
Finance Lease, Right-of-Use Asset, Statement of Financial Position [Extensible Enumeration]	Other Assets		Other Assets
Finance lease right-of-use asset	$ 46		$ 48
Finance Lease, Liability, Statement of Financial Position [Extensible Enumeration]	Accrued Liabilities		Accrued Liabilities
Finance Lease, Liability	$ 63		$ 64
Operating Lease, Expense	41	$ 47
Finance Lease, Right-of-Use Asset, Amortization	1	3
Finance Lease, Interest Expense	1	1
Property, plant and equipment, net	3,986		4,038
Real Estate Segment
Leases [Line Items]
Operating Lease, Lease Income	5	2
Property, plant and equipment, net	343		345
Real Estate Segment | Real estate assets leased to others
Leases [Line Items]
Property, plant and equipment, net	284		252
Energy Segment
Leases [Line Items]
Operating lease right-of-use asset	41		40
Operating lease liability	$ 41		$ 40
Lessee term	4 years		4 years 1 month 6 days
Operating Lease, Weighted Average Discount Rate, Percent	5.40%		5.20%
Property, plant and equipment, net	$ 2,647		$ 2,664
Automotive Segment
Leases [Line Items]
Operating lease right-of-use asset	421		386
Operating lease liability	$ 434		$ 395
Lessee term	5 years 4 months 24 days		4 years 8 months 12 days
Operating Lease, Weighted Average Discount Rate, Percent	5.90%		5.90%
Operating Lease, Expense	$ 33	40
Operating Lease, Lease Income	16	$ 9
Property, plant and equipment, net	797		$ 826
Food Packaging Segment
Leases [Line Items]
Operating lease right-of-use asset	24		24
Operating lease liability	$ 27		$ 27
Lessee term	10 years		9 years 9 months 18 days
Operating Lease, Weighted Average Discount Rate, Percent	7.40%		7.40%
Property, plant and equipment, net	$ 139		$ 142
Other Segments and Holding Company
Leases [Line Items]
Operating lease right-of-use asset	28		28
Operating lease liability	$ 21		$ 22