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Revenue Recognition (Tables)

6 Months Ended

Jun. 30, 2019

Revenue from Contract with Customer [Abstract]

The following table provides information about disaggregated revenue by service type and customer type:


	Three Months Ended June 30,						Six Months Ended June 30,
	2019		2018		2019		2018
Transportation services revenue – third parties	$	32	$	55	$	72	$	87
Transportation services revenue – related parties ⁽¹⁾	51		42		101		73
Storage services revenue – third parties	2		2		4		5
Storage services revenue – related parties	2		2		4		3

Terminaling services revenue – related parties ⁽²⁾	11		11		23		22
Product revenue – third parties⁽³⁾	3		1		4		1
Product revenue – related parties⁽³⁾	6		2		16		10
Total Topic 606 revenue	107		115		224		201
Lease revenue – related parties	14		14		28		28
Total revenue	$	121	$	129	$	252	$	229

⁽¹⁾ Transportation services revenue - related parties includes $1 million and $2 million, respectively, of the non-lease service component in our transportation services contracts for the both three and six months ended June 30, 2019 and 2018.

⁽²⁾ Terminaling services revenue - related parties is entirely comprised of the non-lease service component in our terminaling services contracts.

⁽³⁾Productrevenue is comprised of allowance oil sales.

Operating Lease, Lease Income

As of June 30, 2019, future minimum payments of both the lease and service components to be received under the initial ten-year contract term of these operating leases were estimated to be:


	Total		Less than 1 year		Years 2 to 3		Years 4 to 5		More than 5 years
Operating leases	$	882	$	108	$	216	$	217	$	341

Contract Balances

The following table provides information about receivables and contract liabilities from contracts with customers:


	January 1, 2019		June 30, 2019
Receivables from contracts with customers – third parties	$	19	$	12
Receivables from contracts with customers – related parties	21		33
Deferred revenue – third parties ⁽¹⁾	8		—
Deferred revenue – related party ⁽¹⁾	3		—

⁽¹⁾Amounts as of June 30, 2019 were less than $1 million.

Significant changes in the deferred revenue balances with customers during the period are as follows:


	December 31, 2018		Additions ⁽¹⁾		Reductions ⁽²⁾		June 30, 2019 ⁽³⁾
Deferred revenue – third parties	$	8	$	—	$	(8)	$	—
Deferred revenue – related party	3		—		(3)		—

⁽¹⁾ Contract liability additions resulted from deficiency payments from minimum volume commitment contracts.

⁽²⁾ Contract liability reductions resulted from revenue earned through the actual or estimated use and expiration of deficiency credits.

⁽³⁾Amounts as of June 30, 2019 were less than $1 million.

Remaining Performance Obligations

The following table includes revenue expected to be recognized in the future related to performance obligations exceeding one year of their initial terms that are unsatisfied or partially unsatisfied as of June 30, 2019:


	Total		Remainder of 2019		2020		2021		2022		2023 and beyond
Revenue expected to be recognized on multi-year committed shipper transportation contracts in place as of June 30, 2019 ⁽¹⁾	$	632	$	55	$	106	$	63	$	63	$	345
Revenue expected to be recognized on other multi-year committed shipper transportation contracts in place as of June 30, 2019 ⁽²⁾	41		3		5		5		5		23
Revenue expected to be recognized on multi-year storage service contracts in place as of June 30, 2019	2		2		—		—		—		—
Revenue expected to be recognized on multi-year terminaling service contracts in place as of June 30, 2019 ⁽²⁾	394		23		47		47		47		230
	$	1,069	$	83	$	158	$	115	$	115	$	598

⁽¹⁾ Excludes revenue deferred for deficiency payments of less than $1 million as of June 30, 2019.

⁽²⁾Relates to the non-lease service components of certain of our long-term transportation and terminaling service contracts which are accounted for as operating leases.