Commitments and Contingent Liabilities, Consolidated Lease Expense (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022
Consolidated Lease Expense [Abstract]
Non-cash lease expense (amortization of ROU assets)	$ 16	$ 13
Related accretion expense on lease liability balances	4	3
Total fixed lease expense	20	16
Variable lease expense	3	0
Subtotal operating lease expense	23	16
Short-term operating leases	25	17
Total operating lease expense	48	33
Cash payments for operating lease liabilities	20	12
Operating lease income	$ 4	$ 3