v3.4.0.3

Equity, Cash Distributions (Details) - USD ($) $ / shares in Units, $ in Millions			3 Months Ended
	May. 13, 2016	Apr. 20, 2016	Mar. 31, 2016	Dec. 31, 2015
Distribution Made to Member or Limited Partner
Quarterly Distribution Per Unit				$ 0.78
Total Cash Distribution including general partner IDRs			$ 108	$ 98
Date of Distribution				Feb. 12, 2016
Unitholders Record Date			May 02, 2016	Feb. 02, 2016
Subsequent Event
Distribution Made to Member or Limited Partner
Quarterly Distribution Per Unit		$ 0.81
Date of Distribution	May 13, 2016
Declaration date		Apr. 20, 2016
Rockies Natural Gas Business Acquisition
Distribution Made to Member or Limited Partner
General partner distribution amount forfeited			$ 3

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- Definition

The amount of cash distributions declared to partners by a limited partnership.

+ References

No definition available.

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- Definition

Incentive Distribution Rights (IDRs) forfeited by the Managing or General partner, subsequent amount.

+ References

No definition available.

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- Definition

Date of record for distribution of cash or unit to limited partner of limited partnership (LP), in CCYY-MM-DD format.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 505
-SubTopic 10
-Section S99
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- Definition

Date of declaration for distribution of cash or unit to limited partner of limited partnership (LP), in CCYY-MM-DD format.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
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-Section S99
-Paragraph 1
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- Definition

Date of distribution for distribution of cash or unit to limited partner of limited partnership (LP), in CCYY-MM-DD format.

+ References

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-Publisher FASB
-Name Accounting Standards Codification
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-URI http://asc.fasb.org/extlink&oid=6373374&loc=d3e70478-108055

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- Definition

Per unit of ownership amount of cash distributions declared to unit-holder of a limited partnership (LP).

+ References

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-Publisher FASB
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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

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