Leasing Activity, Investment in Lease Financing (Details) - USD ($) $ in Millions	12 Months Ended
Dec. 31, 2020	Dec. 31, 2019
Leases [Abstract]
Lease receivables	$ 14,210	$ 18,114
Residual asset values	3,810	4,208
Unearned income	(1,933)	(2,491)
Lease financing	16,087	19,831
Leasing Activity Disclosures Textual [Abstract]
Net investment in financing and sales-type leases, lessor	1,700	1,900
Operating lease assets (lessor)	7,391	8,221
Accumulated depreciation, operating lease assets, lessor	3,100	3,100
Depreciation, operating lease assets, lessor	$ 755	$ 848

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

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Amount of net investment in sales-type and direct financing lease.

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- Definition

The total depreciation charge recorded for property subject to or held for lease.

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The amount of accumulated depreciation, by major property class, recorded on property subject to or available for lease as of the balance sheet date.

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The amount of property, by major property class, net of accumulated depreciation, subject to or available for lease as of the balance sheet date.

+ References

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Amount of residual asset covered by residual value guarantee. Excludes guarantee considered to be lease payments for lessor.

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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 and direct financing leases.

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Amount of deferred selling profit from direct financing and sales-type leases.

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No definition available.

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Leasing Activity Disclosures Textual [Abstract]

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