Commitments and Contingent Liabilities, Consolidated Lease Expense (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
Consolidated Lease Expense [Abstract]
Non-cash lease expense (amortization of ROU assets)	$ 16	$ 10	$ 43	$ 29
Related accretion expense on lease liability balances	3	4	9	10
Total fixed lease expense	19	14	52	39
Variable lease expense	3	0	4	1
Subtotal operating lease expense	22	14	56	40
Short-term operating leases	25	15	65	41
Total operating lease expense	47	29	121	81
Cash payments for operating lease liabilities	19	11	47	29
Operating lease income	$ 4	$ 3	$ 10	$ 9