Leases (Tables)

12 Months Ended

Dec. 31, 2018

Leases [Abstract]

Components of Net Investment in Sales-Type and Direct Financing Leases

The components of the net investment in sales-type and direct financing leases at December 31 were as follows:

(Dollars in Millions)	2018			2017
Aggregate future minimum lease payments to be received	$	13,222		$	12,709
Unguaranteed residual values accruing to the lessor’s benefit		1,877			1,731
Unearned income		(1,272	)		(1,205	)
Initial direct costs		257			274
Total net investment in sales-type and direct financing leases(a)	$	14,084		$	13,509

(a) The accumulated allowance for uncollectible minimum lease payments was $90 million and $94 million at December 31, 2018 and 2017, respectively.

Minimum Future Lease Payments to be Received from Sales-Type and Direct Financing Leases

The minimum future lease payments to be received from sales-type and direct financing leases were as follows at December 31, 2018:

(Dollars in Millions)
2019	$	4,264
2020		4,146
2021		2,777
2022		1,177
2023		335
Thereafter		523