Loans and Leases - Components of Net Investment in Leases (Details) - USD ($) $ in Millions	Sep. 30, 2021	Dec. 31, 2020
Net investment in sales-type leases:
Leveraged leases	$ 293	$ 323
Direct Financing Leases
Net investment in direct financing leases:
Lease payment receivable (present value)	1,036	1,400
Unguaranteed residual assets (present value)	158	181
Net premium (discount) on acquired leases	1	(1)
Sales-Type Leases
Net investment in sales-type leases:
Lease payment receivable (present value)	1,592	976
Unguaranteed residual assets (present value)	$ 50	$ 36

Direct Financing Lease, Net Premium (Discount) On Acquired Leases

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Present value of lease payments not yet received by lessor and amount expected to be derived from underlying asset, following end of lease term, guaranteed by lessee or other third party unrelated to lessor, from direct financing lease.

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Present value expected to be derived from underlying asset, following end of lease term, not guaranteed by lessee or other third party unrelated to lessor.

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The net investment in arrangements meeting the criteria to be classified as leveraged.

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