Leases Lessor arrangements- Contractual maturities of finance lease receivables (Details) - USD ($) $ in Millions	Jun. 30, 2019	Dec. 31, 2018
Finance lease receivable disclosure
Remaining six months of 2019	$ 1,847
2019		$ 3,051
2020	2,625	2,074
2021	1,556	1,103
2022	721	469
2023	304	172
Thereafter	146	59
Total amount	7,199	6,928
Guarantee residual value	444	458
Unguaranteed residual value	837	857
Less: unearned income	(717)	(644)
Total	7,763	7,599
Wholesale Leases
Finance lease receivable disclosure
Remaining six months of 2019	41
2019		70
2020	63	48
2021	46	30
2022	30	16
2023	19	6
Thereafter	30	3
Total amount	229	173
Guarantee residual value	57	66
Unguaranteed residual value	34	35
Less: unearned income	(40)	(16)
Total	280	258
Retail Leases
Finance lease receivable disclosure
Remaining six months of 2019	1,806
2019		2,981
2020	2,562	2,026
2021	1,510	1,073
2022	691	453
2023	285	166
Thereafter	116	56
Total amount	6,970	6,755
Guarantee residual value	387	392
Unguaranteed residual value	803	822
Less: unearned income	(677)	(628)
Total	$ 7,483	$ 7,341

Amount of deferred interest and fee income, unamortized costs incurred to originate loans and leases, unamortized loan commitments and loan syndication fees, and premiums over or discounts from face amounts of acquired loans. Excludes amounts for loans and leases covered under loss sharing agreements.

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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 undiscounted cash flows to be received by lessor for sales-type and direct financing leases.

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Amount of undiscounted cash flows to be received by lessor for sales-type and direct financing leases in remainder of the fiscal year following latest fiscal year. Excludes interim and annual period when interim periods are reported on a rolling approach, from latest statement of financial position date.

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Amount of undiscounted cash flows to be received by lessor for sales-type and direct financing leases in third fiscal year following latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest statement of financial position date.

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Amount of undiscounted cash flows to be received by lessor for sales-type and direct financing leases in second fiscal year following latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest statement of financial position date.

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

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