LEASES LEASES (Tables)

3 Months Ended

12 Months Ended

Mar. 31, 2019

Dec. 31, 2018

Guarantor Obligations [Line Items]

Lease, Cost [Table Text Block]

The components of lease cost for operating and finance leases for the three months ended March 31, 2019 were as follows:

Lease Cost	Three Months Ended Mar 31, 2019
In millions
Operating lease cost	$	147
Finance lease cost
Amortization of right-of-use assets - finance	6
Interest on lease liabilities - finance	6
Total finance lease cost	$	12
Short-term lease cost	55
Variable lease cost	85
Sublease income	(1		)
Total lease cost	$	298

Schedule of Supplemental Cash Flow Information Related to Leases [Table Text Block]

The following table provides supplemental cash flow information related to leases:

Other Lease Information	Three Months Ended Mar 31, 2019
In millions
Cash paid for amounts included in the measurement of lease liabilities:
Operating cash flows from operating leases	$	154
Operating cash flows from finance leases	$	6
Financing cash flows from finance leases	$	3

Schedule of Supplemental Balance Sheet Information Related to Leases [Table Text Block]

The following table summarizes the lease-related assets and liabilities recorded in the consolidated balance sheets at March 31, 2019:

Lease Position	Balance Sheet Classification	Mar 31, 2019
In millions
Right-of-use assets obtained in exchange for lease obligations:
Operating leases 1		$	2,714
Assets
Operating lease assets	Operating lease right-of-use assets	$	2,584
Finance lease assets	Property	437
Finance lease amortization	Accumulated depreciation	(143		)
Total lease assets		$	2,878
Liabilities
Current
Operating	Operating lease liabilities - current	$	477
Finance	Long-term debt due within one year	20
Noncurrent
Operating	Operating lease liabilities - noncurrent	2,126
Finance	Long-Term Debt	349
Total lease liabilities		$	2,972

1. Includes $2.7 billion related to the adoption of Topic 842. See Note 2 for additional information.

Lease Terms and Discount Rates [Table Text Block]

Lease Term and Discount Rate	Mar 31, 2019
Weighted-average remaining lease term
Operating leases	8.7 years
Finance leases	18.7 years
Weighted-average discount rate
Operating leases	4.12	%
Finance leases	6.98	%

Maturities of Lease Liabilities [Table Text Block]

aturities of lease liabilities at March 31, 2019:

Maturities of Lease Liabilities at Mar 31, 2019	Operating Leases		Finance Leases
In millions
2019	$	437	$	38
2020	515		48
2021	421		46
2022	343		44
2023	291		71
2024 and thereafter	1,157		309
Total future undiscounted lease payments	$	3,164	$	556
Less imputed interest	561		187
Total present value of lease liabilities	$	2,603	$	369

Schedule of Future Minimum Rental Payments for Operating Leases [Table Text Block]

Future minimum lease payments for operating leases accounted for under ASC 840, "Leases," with remaining non-cancelable terms in excess of one year at December 31, 2018 were as follows:

Minimum Lease Commitments at Dec 31, 2018
In millions
2019	$	412
2020	369
2021	328
2022	297
2023	253
2024 and thereafter	978
Total	$	2,637

Schedule of Guarantor Obligations [Table Text Block]

The following table provides a summary of the final expiration, maximum future payments and recorded liability reflected in the consolidated balance sheets for guarantees:

Guarantees	Mar 31, 2019					Dec 31, 2018
In millions	Final Expiration	Maximum  Future Payments		Recorded   Liability		Final Expiration	Maximum  Future Payments		Recorded   Liability
Guarantees	2023	$	4,514	$	15	2023	$	4,523	$	25

Residual Value Guarantees [Member]

Guarantor Obligations [Line Items]

Schedule of Guarantor Obligations [Table Text Block]

Lease Guarantees	March 31, 2019					December 31, 2018
In millions	Final Expiration	Maximum Future Payments		Recorded Liability		Final Expiration	Maximum Future Payments		Recorded Liability
Residual value guarantees	2028	$	885	$	—	2028	$	885	$	130