Consolidated Statements of Cash Flows - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014		Dec. 31, 2013
OPERATING ACTIVITIES:
Net income	$ 233	$ 437		$ 217
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization expense	120	110		95
Earnings from unconsolidated affiliates	(173)	(75)		(33)
Distributions from unconsolidated affiliates	201	120		39
Net unrealized losses (gains) on derivative instruments	131	(86)		36
Goodwill, Impairment Loss	82	0		0
Other, net	13	14		19
Change in operating assets and liabilities, which provided (used) cash, net of effects of acquisitions:
Accounts receivable	110	68		(89)
Inventories	20	4		9
Accounts payable	(90)	(67)		51
Accrued interest	(2)	8		5
Other current assets and liabilities	0	(5)		(2)
Other long-term assets and liabilities	5	(4)		(2)
Net cash provided by operating activities	650	524		345
INVESTING ACTIVITIES:
Capital expenditures	(281)	(338)		(363)
Acquisitions, net of cash acquired	0	(102)		(696)
Payments to Acquire Equity Method Investments	0	673		86
Acquisition of unconsolidated affiliates				(86)
Investments in unconsolidated affiliates, net	(62)	(151)		(242)
Proceeds from sales of assets	0	28	[1]	0
Net cash used in investing activities	(343)	(1,236)		(1,387)
FINANCING ACTIVITIES:
Proceeds from long-term debt	1,554	719		1,957
Payments of long-term debt	(1,429)	0		(1,988)
(Payments) proceeds of commercial paper, net	0	(335)		335
Payments of deferred financing costs	0	(7)		(4)
Excess purchase price over acquired interests	0	(18)		(85)
Proceeds from issuance of common units, net of offering costs	31	1,001		1,083
Net change in advances to predecessor from DCP Midstream, LLC	0	(6)		11
Distributions to limited partners and general partner	(482)	(420)		(277)
Distributions to noncontrolling interests	(5)	(14)		(24)
Purchase of additional interest in a subsidiary	0	(198)		0
Contributions from noncontrolling interests	0	3		46
Payments Of Distributions To Parent	0	0		(3)
Contributions from DCP Midstream, LLC	1	0		1
Net cash (used in) provided by financing activities	(330)	725		1,052
Net change in cash and cash equivalents	(23)	13		10
Cash and cash equivalents, beginning of period	25	12		2
Cash and cash equivalents, end of period	$ 2	$ 25		$ 12

[1] (a)The financial information for the year ended December 31, 2014 includes the results of our Lucerne 1 plant, a transfer of net assets between entities under common control that was accounted for as if the transfer occurred at the beginning of the period to furnish comparative information similar to the pooling method.