Leases - Schedule of Operating Lease Income (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022
Leases [Abstract]
Lease income – Operating leases	$ 221	$ 196	$ 435	$ 391
Variable lease income – Operating leases	17	17	36	30
Rental income on operating leases	238	213	471	421
Interest income - Sales type and direct financing leases	43	42	84	84
Variable lease income included in Other noninterest income	14	13	28	23
Interest income - Leveraged leases	4	5	9	9
Total lease income	299	273	592	537
Property tax reimbursement due from customer	3	5	8	8
Variable lease, income related to insurance coverage	$ 10	$ 8	$ 21	$ 15