Leases Leases (Tables)

12 Months Ended

Dec. 31, 2019

Leases [Abstract]

Schedule of components of lease related expenses

The components of lease related expenses, net are as follows.

	Year Ended December 31, 2019
Operating lease expense (a)	$	428
Finance lease expense:
Amortization of right-of-use assets	12
Interest on lease liabilities	5
Total finance lease expense	17
Sublease income	(27		)
Total lease related expenses, net	$	418

^(a) 

Includes short-term leases and variable leases costs of $130 million for the year ended December 31, 2019.

Schedule of supplemental cash flow information

Supplemental cash flow information related to leases is as follows.

	Year Ended December 31, 2019
Cash paid for amounts included in the measurement of lease liabilities:
Operating cash flows from operating leases	$	288
Operating cash flows from finance leases	$	4
Financing cash flows from finance leases	$	6
Right-of-use assets obtained in exchange for lease obligations:
Operating leases	$	257
Finance leases	$	35

Schedule of supplemental balance sheet information

Supplemental balance sheet information related to leases is as follows.

	December 31, 2019
Operating leases:
Operating lease right-of-use assets	$	1,092
Current operating lease liabilities	$	214
Long-term operating lease liabilities	979
Total operating lease liabilities	$	1,193
Finance leases:
Finance lease right-of-use assets (included within property, plant and equipment, net)	$	172
Current finance lease liabilities (included within accounts payable and accrued liabilities)	$	4
Long-term finance lease liabilities (included within other long-term liabilities)	58
Total finance lease liabilities	$	62
Weighted average remaining lease term
Operating leases	6.6 years
Finance leases	16.6 years
Weighted average discount rate
Operating leases	4.4		%
Finance leases	5.7		%

Schedule of future minimum lease payments for operating leases

Maturities of lease liabilities are as follows.

	Operating leases			Finance leases
2020	$	265		$	7
2021	259			6
2022	221			6
2023	193			6
2024	155			6
Thereafter	406			64
Undiscounted lease cash flow commitments	1,499			95
Reconciling impact from discounting	(306		)	(33		)
Lease liabilities on consolidated balance sheet as of December 31, 2019	$	1,193		$	62

Schedule of future minimum lease payments for finance leases

Maturities of lease liabilities are as follows.

	Operating leases			Finance leases
2020	$	265		$	7
2021	259			6
2022	221			6
2023	193			6
2024	155			6
Thereafter	406			64
Undiscounted lease cash flow commitments	1,499			95
Reconciling impact from discounting	(306		)	(33		)
Lease liabilities on consolidated balance sheet as of December 31, 2019	$	1,193		$	62

Schedule of future minimum lease payments for operating leases

The following table presents the Company’s unadjusted lease commitments as of December 31, 2018 as a required disclosure for companies adopting the lease standard prospectively without revising comparative period information.

	Operating leases		Capital leases
2019	$	286	$	10
2020	254		9
2021	207		9
2022	170		9
2023	143		10
Thereafter	440		64
	$	1,500	$	111

Schedule of future minimum lease payments for capital leases

The following table presents the Company’s unadjusted lease commitments as of December 31, 2018 as a required disclosure for companies adopting the lease standard prospectively without revising comparative period information.

	Operating leases		Capital leases
2019	$	286	$	10
2020	254		9
2021	207		9
2022	170		9
2023	143		10
Thereafter	440		64
	$	1,500	$	111