Leases Supplemental balance sheet information (Details) - USD ($) $ in Millions	Dec. 31, 2022	Dec. 31, 2021
Leases [Abstract]
Operating lease right-of-use assets	$ 413	$ 236
Finance lease, right-of-use asset	176	131
Lease, Right-of-Use Asset	589	367
Operating leases (Note 16)	83	37
Finance Lease, Liability, Current	25	25
Operating lease liabilities	364	200
Finance Lease, Liability, Noncurrent	147	148
Lease Liability	$ 619	$ 410
Operating Lease, Right-of-Use Asset, Statement of Financial Position [Extensible Enumeration]	Operating lease right-of-use assets	Operating lease right-of-use assets
Finance Lease, Right-of-Use Asset, Statement of Financial Position [Extensible Enumeration]	Property, plant and equipment (net of accumulated depreciation - 2022: $3,687; 2021: $3,484)	Property, plant and equipment (net of accumulated depreciation - 2022: $3,687; 2021: $3,484)
Operating Lease, Liability, Current, Statement of Financial Position [Extensible List]	Other liabilities	Other liabilities
Finance Lease, Liability, Current, Statement of Financial Position [Extensible Enumeration]	Short-term borrowings and current installments of long-term debt - third party and affiliates	Short-term borrowings and current installments of long-term debt - third party and affiliates
Operating Lease, Liability, Noncurrent, Statement of Financial Position [Extensible Enumeration]	Operating lease liabilities	Operating lease liabilities
Finance Lease, Liability, Noncurrent, Statement of Financial Position [Extensible Enumeration]	Long-term debt, net of unamortized deferred financing costs	Long-term debt, net of unamortized deferred financing costs