Leases (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022	Dec. 31, 2022
Leases [Line Items]
Operating Lease, Right-of-Use Asset, Statement of Financial Position [Extensible Enumeration]	Other Assets		Other Assets		Other Assets
Operating lease right-of-use asset	$ 509		$ 509		$ 478
Operating lease liability	$ 517		$ 517		$ 484
Operating Lease, Liability, Statement of Financial Position [Extensible List]	Accrued Liabilities		Accrued Liabilities		Accrued Liabilities
Finance Lease, Right-of-Use Asset, Statement of Financial Position [Extensible Enumeration]	Other Assets		Other Assets		Other Assets
Finance lease right-of-use asset	$ 49		$ 49		$ 48
Finance Lease, Liability, Statement of Financial Position [Extensible Enumeration]	Accrued Liabilities		Accrued Liabilities		Accrued Liabilities
Finance lease, liability	$ 65		$ 65		$ 64
Operating lease cost	49	$ 51	90	$ 98
Amortization of financing lease right-of-use assets	3	1	4	4
Interest expense on financing lease liabilities	1	1	2	2
Property, plant and equipment, net	3,959		3,959		4,038
Real Estate Segment
Leases [Line Items]
Revenues from operating leases	7	1	12	3
Property, plant and equipment, net	341		341		345
Real Estate Segment | Real estate assets leased to others
Leases [Line Items]
Property, plant and equipment, net	256		256		252
Energy Segment
Leases [Line Items]
Operating lease right-of-use asset	40		40		40
Operating lease liability	$ 38		$ 38		$ 40
Lease term	3 years 10 months 24 days		3 years 10 months 24 days		4 years 1 month 6 days
Operating lease, discount rate percentage	5.50%		5.50%		5.20%
Property, plant and equipment, net	$ 2,630		$ 2,630		$ 2,664
Automotive Segment
Leases [Line Items]
Operating lease right-of-use asset	426		426		386
Operating lease liability	$ 439		$ 439		$ 395
Lease term	5 years 3 months 18 days		5 years 3 months 18 days		4 years 8 months 12 days
Operating lease, discount rate percentage	5.90%		5.90%		5.90%
Operating lease cost			$ 72	81
Revenues from operating leases	$ 13	$ 13	29	$ 22
Property, plant and equipment, net	792		792		$ 826
Food Packaging Segment
Leases [Line Items]
Operating lease right-of-use asset	23		23		24
Operating lease liability	$ 26		$ 26		$ 27
Lease term	9 years 6 months		9 years 6 months		9 years 9 months 18 days
Operating lease, discount rate percentage	7.40%		7.40%		7.40%
Property, plant and equipment, net	$ 137		$ 137		$ 142
Other Segments and Holding Company
Leases [Line Items]
Operating lease right-of-use asset	20		20		28
Operating lease liability	$ 14		$ 14		$ 22