Leases (Tables)

3 Months Ended

Mar. 31, 2019

Leases [Abstract]

Lease, Cost [Table Text Block]

In millions
Operating lease cost	$	682
Finance lease cost:
Amortization of right-of-use assets	9
Interest on lease liabilities	10
Total finance lease costs	19
Short-term lease costs	6
Variable lease costs	142
Less: sublease income	12
Net lease cost	$	837

Supplemental cash flow information related to leases for the three months endedMarch 31, 2019 is as follows:

In millions
Cash paid for amounts included in the measurement of lease liabilities:
Operating cash flows paid for operating leases	$	670
Operating cash flows paid for interest portion of finance leases	10
Financing cash flows paid for principal portion of finance leases	7
Right-of-use assets obtained in exchange for lease obligations:
Operating leases	556
Finance leases	12

Lessee, Lease [Table Text Block]

In millions, except lease term and discount rate
Operating leases:
Operating lease right-of-use assets	$	20,992
Current portion of operating lease liabilities	$	1,803
Long-term operating lease liabilities	18,961
Total operating lease liabilities	$	20,764
Finance leases: (1)
Property and equipment, net	$	509
Current portion of long-term debt	$	25
Long-term debt	535
Total finance lease liabilities	$	560
Weighted average remaining lease term
Operating leases	14.2
Finance leases	20.3
Weighted average discount rate
Operating leases	4.7		%
Finance leases	7.5		%

Lease Liability Maturity [Table Text Block]

	Finance			Operating
In millions	Leases			Leases (1)			Total
2019 (remaining nine months)	$	50		$	2,035		$	2,085
2020	65			2,612			2,677
2021	62			2,477			2,539
2022	58			2,316			2,374
2023	56			2,203			2,259
Thereafter	786			16,588			17,374
Total lease payments (2)	1,077			28,231			29,308
Less: imputed interest	(517		)	(7,467		)	(7,984		)
Total lease liabilities	$	560		$	20,764		$	21,324