Leases (Tables)

12 Months Ended

Dec. 31, 2019

Leases [Abstract]

Total lease cost by class of underlying asset

Total lease cost by class of underlying asset was as follows (in millions):

	Year Ended December 31, 2019
	Pipelines, Terminals, and Tanks		Transportation					Feedstock Processing Equipment		Energy and Gases		Real Estate			Other		Total
			Marine			Rail
Finance lease cost:
Amortization of ROU assets	$	44	$	—		$	—	$	7	$	3	$	—		$	—	$	54
Interest on lease liabilities	47		—			—		1		2		—			—		50
Operating lease cost	182		145			52		20		9		27			4		439
Variable lease cost	66		35			—		1		—		1			—		103
Short-term lease cost	9		53			—		29		—		—			—		91
Sublease income	—		(27		)	—		—		—		(3		)	—		(30		)
Total lease cost	$	348	$	206		$	52	$	58	$	14	$	25		$	4	$	707

Rental expense, net of sublease rental income

In accordance with Topic 840, “rental expense, net of sublease rental income” was as follows (in millions):

	Year Ended December 31,
	2018		2017
Minimum rental expense	$	515	$	691
Contingent rental expense	19		21
Total rental expense	534		712
Less: Sublease rental income	31		54
Rental expense, net of sublease rental income	$	503	$	658

Additional information related to operating and finance leases

The following table presents additional information related to our operating and finance leases (in millions, except for lease terms and discount rates):

	December 31, 2019
	Operating Leases			Finance Leases
Supplemental balance sheet information
ROU assets, net reflected in the following balance sheet line items:
Property, plant, and equipment, net	$	—		$	790
Deferred charges and other assets, net	1,329			—
Total ROU assets, net	$	1,329		$	790
Current lease liabilities reflected in the following balance sheet line items:
Current portion of debt and finance lease obligations	$	—		$	41
Accrued expenses	331			—
Noncurrent lease liabilities reflected in the following balance sheet line items:
Debt and finance lease obligations, less current portion	—			750
Other long-term liabilities	959			—
Total lease liabilities	$	1,290		$	791
Other supplemental information
Weighted-average remaining lease term	7.7 years			19.7 years
Weighted-average discount rate	4.9		%	5.2		%

Remaining minimum lease payments due under long-term operating leases

The remaining minimum lease payments due under our long-term leases were as follows (in millions):

	December 31, 2019				December 31, 2018
	Operating Leases		Finance Leases		Operating Leases		Capital Leases
2019	n/a		n/a		$	359	$	69
2020	$	376	$	88	245		65
2021	250		86		178		62
2022	194		87		146		64
2023	160		91		123		65
2024	125		82		n/a		n/a
Thereafter	498		1,011		514		957
Total undiscounted lease payments	1,603		1,445		$	1,565	1,282
Less: Amount associated with discounting	313		654				676
Total lease liabilities	$	1,290	$	791			$	606

Remaining minimum lease payments due under long-term finance leases

The remaining minimum lease payments due under our long-term leases were as follows (in millions):

	December 31, 2019				December 31, 2018
	Operating Leases		Finance Leases		Operating Leases		Capital Leases
2019	n/a		n/a		$	359	$	69
2020	$	376	$	88	245		65
2021	250		86		178		62
2022	194		87		146		64
2023	160		91		123		65
2024	125		82		n/a		n/a
Thereafter	498		1,011		514		957
Total undiscounted lease payments	1,603		1,445		$	1,565	1,282
Less: Amount associated with discounting	313		654				676
Total lease liabilities	$	1,290	$	791			$	606