Loans and Leases - Components of Net Investment in Leases (Details) - USD ($) $ in Millions	Mar. 31, 2021	Dec. 31, 2020
Net investment in sales-type leases:
Leveraged leases	$ 321	$ 323
Direct Financing Leases
Net investment in direct financing leases:
Lease payment receivable (present value)	1,283	1,400
Unguaranteed residual assets (present value)	177	181
Net discount on acquired leases	0	(1)
Sales-Type Leases
Net investment in sales-type leases:
Lease payment receivable (present value)	1,431	976
Unguaranteed residual assets (present value)	$ 43	$ 36

Direct Financing Lease, Net 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.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
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-SubTopic 30
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-URI http://asc.fasb.org/extlink&oid=121576215&loc=SL77919379-209981

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- References

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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.

+ References

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- Definition

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

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 842
-SubTopic 50
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-URI http://asc.fasb.org/extlink&oid=121579104&loc=SL77920254-209983

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-Publisher FASB
-Name Accounting Standards Codification
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-Section 50
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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 sales-type lease.

+ References

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