Revenues (Tables)

3 Months Ended

Mar. 31, 2018

Disaggregation of Revenue [Line Items]

The following table presents the reconciliation of our revenues from contracts with customers (as described above for each segment) to segment revenues and total revenues as disclosed in our Condensed Consolidated Statement of Operations (in millions):



Three Months Ended March 31, 2018	Transportation		Facilities		Supply and Logistics			Total
Revenues from contracts with customers	$	450	$	282	$	8,174		$	8,906
Other items in revenues	4		10		(62		)	(48		)
Total revenues of reportable segments	$	454	$	292	$	8,112		$	8,858
Intersegment revenues								(460		)
Total revenues								$	8,398

Contracts with Customers, Assets and Liabilities

The following is a reconciliation of trade accounts receivable from revenues from contracts with customers to total Trade accounts receivable and other receivables, net as presented on our Condensed Consolidated Balance Sheet (in millions):



	March 31, 2018			December 31, 2017
Trade accounts receivable arising from revenues from contracts with customers	$	2,783		$	2,584
Other trade accounts receivables and other receivables ⁽¹⁾	3,674			3,709
Impact due to contractual rights of offset with counterparties	(3,434		)	(3,264		)
Trade accounts receivable and other receivables, net	$	3,023		$	3,029


⁽¹⁾	The balance is comprised primarily of accounts receivable associated with buy/sell arrangements that are not within the scope of Topic 606.

The following table presents the change in the contract liability balance during the three months ended March 31, 2018 (in millions):



	Minimum Volume Commitments			Customer Prepayments and Other			Total Deferred Revenues
Balance at December 31, 2017	$	8		$	86		$	94
Amounts recognized as revenue	(5		)	(70		)	(75		)
Additions	5			95			100
Other	—			(3		)	(3		)
Balance at March 31, 2018	$	8		$	108		$	116

Remaining Performance Obligations

The following table presents the amount of consideration associated with remaining performance obligations for the population of contracts with external customers meeting the presentation requirements as of March 31, 2018 (in millions):



	Remainder of 2018		2019		2020		2021		2022		2023 and Thereafter
Pipeline revenues supported by minimum volume commitments ⁽¹⁾	$	77	$	158	$	225	$	214	$	212	$	682
Long-term storage, terminalling and throughput agreements revenues	327		347		276		212		168		679
Total	$	404	$	505	$	501	$	426	$	380	$	1,361


⁽¹⁾	Includes revenues from certain contracts for which the amount and timing of revenue is subject to the completion of underlying construction projects.

Supply and Logistics

Disaggregation of Revenue [Line Items]

Disaggregation of Revenue

The following table presents our Supply and Logistics segment revenues from contracts with customers disaggregated by segment and type of activity (in millions):



	Three Months Ended March 31, 2018
Supply and Logistics revenues from contracts with customers
Crude oil transactions	$	7,023
NGL and other transactions	1,151
Total Supply and Logistics revenues from contracts with customers	$	8,174

Transportation

Disaggregation of Revenue [Line Items]

Disaggregation of Revenue

The following table presents our Transportation segment revenues from contracts with customers disaggregated by segment and type of activity (in millions):



	Three Months Ended March 31, 2018
Transportation revenues from contracts with customers
Tariff activities:
Crude oil pipelines	$	389
NGL pipelines	27
Total tariff activities	416
Trucking	34
Total Transportation revenues from contracts with customers	$	450

Facilities

Disaggregation of Revenue [Line Items]

Disaggregation of Revenue

The following table presents our Facilities segment revenues from contracts with customers disaggregated by segment and type of activity (in millions):



	Three Months Ended March 31, 2018
Facilities revenues from contracts with customers
Crude oil, NGL and other terminalling and storage	$	166
NGL and natural gas processing and fractionation	100
Rail load / unload	16
Total Facilities revenues from contracts with customers	$	282