Short-Term Borrowings, Long-Term Debt and Available Credit Facilities Short-term borrowings and finance lease obligations (Details) - USD ($) $ in Millions	Mar. 31, 2023	Dec. 31, 2022	Mar. 31, 2022
Short-term Debt [Line Items]
Long-term Debt Payable within one year	$ 49	$ 0	$ 0
Finance Lease, Liability, Current	1	1	1
Short-term borrowings and finance lease obligations	3,787	24	1,018
Commercial Paper [Member]
Short-term Debt [Line Items]
Short-term borrowings	2,680	0	984
Other loans - various currencies [Member]
Short-term Debt [Line Items]
Short-term borrowings	57	23	33
364-day Revolving Credit Facilities due 2023 | Securities Sold under Agreements to Repurchase [Member]
Short-term Debt [Line Items]
Short-term borrowings	$ 1,000	$ 0	$ 0