Leases (Tables)

6 Months Ended

Jun. 30, 2019

Leases

Schedule of components of lease expense

	Three months ended		Six months ended
(Millions)	June 30, 2019		June 30, 2019
Operating lease cost	$	79	$	151
Finance lease cost:
Amortization of assets		6		10
Interest on lease liabilities		1		1
Variable lease cost		22		42
Total net lease cost	$	108	$	204

Schedule of supplemental balance sheet information

	Location on Face of	As of:
(Millions unless noted)	Balance Sheet	June 30, 2019
Operating leases:
Operating lease right of use assets	Operating lease right of use assets	$	879
Current operating lease liabilities	Operating lease liabilities - current	$	247
Noncurrent operating lease liabilities	Operating lease liabilities		619
Total operating lease liabilities		$	866
Finance leases:
Property and equipment, at cost	Property, plant and equipment	$	235
Accumulated amortization	Property, plant and equipment (accumulated depreciation)		(95)
Property and equipment, net		$	140
Current obligations of finance leases	Other current liabilities	$	16
Finance leases, net of current obligations	Other liabilities		121
Total finance lease liabilities		$	137
Weighted average remaining lease term (in years):
Operating leases			5.9
Finance leases			9.3
Weighted average discount rate:
Operating leases			3.2	%
Finance leases			3.8	%

Schedule of supplemental cash flow and other information

	Six months ended
(Millions)	June 30, 2019
Cash paid for amounts included in the measurement of lease liabilities:
Operating cash flows from operating leases	$	155
Operating cash flows from finance leases		1
Financing cash flows from finance leases		7
Right of use assets obtained in exchange for lease liabilities:
Operating leases		229
Finance leases		54

Schedule of maturities of operating lease liabilities

	June 30, 2019
(Millions)	Finance Leases		Operating Leases
Remainder of 2019	$	13	$	147
2020		20		232
2021		16		158
2022		15		120
2023		15		84
After 2023		65		221
Total	$	144	$	962
Less: Amounts representing interest		(7)		(96)
Present value of future minimum lease payments		137		866
Less: Current obligations		16		247
Long-term obligations	$	121	$	619

Schedule of maturities of finance lease liabilities

	June 30, 2019
(Millions)	Finance Leases		Operating Leases
Remainder of 2019	$	13	$	147
2020		20		232
2021		16		158
2022		15		120
2023		15		84
After 2023		65		221
Total	$	144	$	962
Less: Amounts representing interest		(7)		(96)
Present value of future minimum lease payments		137		866
Less: Current obligations		16		247
Long-term obligations	$	121	$	619

Minimum lease payments under capital and operating leases with non-cancelable terms in excess of one year

Minimum lease payments under capital and operating leases with non-cancelable terms in excess of one year as of December 31, 2018, were as follows:

			Operating
(Millions)	Capital Leases		Leases
2019	$	18	$	283
2020		16		208
2021		14		153
2022		12		122
2023		12		92
After 2023		32		253
Total	$	104	$	1,111
Less: Amounts representing interest		12
Present value of future minimum lease payments		92
Less: Current obligations under capital leases		17
Long-term obligations under capital leases	$	75