Leases (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021	Dec. 31, 2021
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	$ 438		$ 438		$ 467
Operating lease liability	$ 446		$ 446		$ 479
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	$ 52		$ 52		$ 56
Finance Lease, Liability, Statement of Financial Position [Extensible Enumeration]	Accrued Liabilities		Accrued Liabilities		Accrued Liabilities
Finance Lease, Liability	$ 69		$ 69		$ 72
Operating Lease, Expense	51	$ 50	98	$ 101
Finance Lease, Right-of-Use Asset, Amortization	1	2	4	5
Finance Lease, Interest Expense	1	2	2	3
Property, plant and equipment, net	4,043		4,043		4,085
Real Estate Segment
Leases [Line Items]
Operating Lease, Lease Income	1	1	3	6
Property, plant and equipment, net	349		349		351
Real Estate Segment | Real estate assets leased to others
Leases [Line Items]
Property, plant and equipment, net	252		252		251
Energy Segment
Leases [Line Items]
Operating lease right-of-use asset	38		38		37
Operating lease liability	$ 38		$ 38		$ 37
Lessee term	4 years		4 years		4 years 1 month 6 days
Operating Lease, Weighted Average Discount Rate, Percent	5.10%		5.10%		5.40%
Property, plant and equipment, net	$ 2,692		$ 2,692		$ 2,735
Automotive Segment
Leases [Line Items]
Operating lease right-of-use asset	345		345		369
Operating lease liability	$ 356		$ 356		$ 385
Lessee term	4 years 4 months 24 days		4 years 4 months 24 days		4 years 10 months 24 days
Operating Lease, Weighted Average Discount Rate, Percent	5.70%		5.70%		5.80%
Operating Lease, Expense			$ 81	84
Operating Lease, Lease Income	$ 13	$ 0	22	$ 0
Property, plant and equipment, net	801		801		$ 786
Food Packaging Segment
Leases [Line Items]
Operating lease right-of-use asset	25		25		28
Operating lease liability	$ 28		$ 28		$ 31
Lessee term	10 years 3 months 18 days		10 years 3 months 18 days		10 years 6 months
Operating Lease, Weighted Average Discount Rate, Percent	7.40%		7.40%		7.40%
Property, plant and equipment, net	$ 138		$ 138		$ 147
Other Segments and Holding Company
Leases [Line Items]
Operating lease right-of-use asset	30		30		33
Operating lease liability	$ 24		$ 24		$ 26