Leases - Schedule of Operating Lease Income (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Leases [Abstract]
Lease income – Operating leases	$ 796.0	$ 0.0	$ 0.0
Variable lease income – Operating leases	68.0	0.0	0.0
Rental income on operating leases	864.0	0.0	0.0
Interest income - Sales type and direct financing leases	169.0	18.0	23.0
Variable lease income included in Other noninterest income	51.0	0.0	0.0
Interest income - Leveraged leases	20.0	0.0	0.0
Total lease income	1,104.0	$ 18.0	$ 23.0
Property tax reimbursement due from customer	17.0
Variable lease, income related to insurance coverage	$ 33.0