XML 30 R20.htm IDEA: XBRL DOCUMENT v3.8.0.1
Description of Business and Basis of Presentation (Tables)
9 Months Ended
Sep. 30, 2017
Accounting Policies [Abstract]  
Assets and Investments Table
As of September 30, 2017, WES’s assets and investments consisted of the following:
 
 
Owned and
Operated
 
Operated
Interests
 
Non-Operated
Interests
 
Equity
Interests
Gathering systems
 
12

 
3

 
3

 
2

Treating facilities
 
19

 
3

 

 
3

Natural gas processing plants/trains
 
19

 
5

 

 
2

NGL pipelines
 
2

 

 

 
3

Natural gas pipelines
 
5

 

 

 

Oil pipelines
 

 
1

 

 
1

Ownership Interest and Method of Consolidation Table
The following table outlines WES’s ownership interests and the accounting method of consolidation used in WES’s consolidated financial statements:
 
 
Percentage Interest
Equity investments (1)
 
 
Fort Union
 
14.81
%
White Cliffs
 
10
%
Rendezvous
 
22
%
Mont Belvieu JV
 
25
%
TEP
 
20
%
TEG
 
20
%
FRP
 
33.33
%
Proportionate consolidation (2)
 
 
Marcellus Interest systems
 
33.75
%
Newcastle system
 
50
%
Springfield system
 
50.1
%
Full consolidation
 
 
Chipeta (3)
 
75
%
DBJV system (4)
 
100
%
                                                                                                                                                                                                                  
(1) 
Investments in non-controlled entities over which WES exercises significant influence are accounted for under the equity method. “Equity investment throughput” refers to WES’s share of average throughput for these investments.
(2) 
WGP proportionately consolidates WES’s associated share of the assets, liabilities, revenues and expenses attributable to these assets.
(3) 
The 25% interest in Chipeta Processing LLC (“Chipeta”) held by a third-party member is reflected within noncontrolling interests in the consolidated financial statements, in addition to the noncontrolling interests noted below.
(4) 
WES acquired an additional 50% interest in the DBJV system (the “Additional DBJV System Interest”) from a third party on March 17, 2017. See Note 2.