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Equity Investments (Tables)
 6 Months Ended
Jun. 30, 2015
Equity Method Investments and Joint Ventures [Abstract]  
Equity Investments Table
The following table presents the activity of WES’s equity investments for the six months ended June 30, 2015:
 
Equity Investments
thousands
Fort 
Union
 
White
Cliffs
 
Rendezvous
 
Mont
Belvieu JV
 
TEG
 
TEP
 
FRP
 
Total
Balance at December 31, 2014
$
25,933

 
$
44,315

 
$
56,336

 
$
121,337

 
$
16,790

 
$
198,793

 
$
170,988

 
$
634,492

Investment earnings (loss), net of amortization
3,191

 
7,214

 
1,001

 
11,377

 
231

 
6,818

 
7,329

 
37,161

Contributions
—

 
4,370

 
—

 
(433
)
 
—

 
1,430

 
1,403

 
6,770

Distributions
(3,656
)
 
(6,923
)
 
(1,972
)
 
(12,035
)
 
(436
)
 
(6,944
)
 
(7,068
)
 
(39,034
)
Distributions in excess of cumulative earnings (1)
—

 
(2,026
)
 
(1,863
)
 
(1,025
)
 
(80
)
 
(2,798
)
 
(746
)
 
(8,538
)
Balance at June 30, 2015
$
25,468

 
$
46,950

 
$
53,502

 
$
119,221

 
$
16,505

 
$
197,299

 
$
171,906

 
$
630,851

                                                                                                                                                                                   
(1) 
Distributions in excess of cumulative earnings, classified as investing cash flows in the consolidated statements of cash flows, is calculated on an individual investment basis.