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Investment In Unconsolidated Affiliates (Tables)
 6 Months Ended
Jun. 30, 2013
Carrying value of limited and general partnership interest
The carrying value of the Partnership’s investment in each of the unconsolidated affiliates as of June 30, 2013 and December 31, 2012 is as follows:
 
June 30,
2013
 
December 31,
2012
HPC
$
637

 
$
650

MEP
564

 
581

Lone Star
987

 
948

Ranch JV
36

 
35

Grey Ranch
—

 
—

 
$
2,224

 
$
2,214
Changes In The Partnership's Investment
The following tables summarize the Partnership’s investment activities in each of the unconsolidated affiliates for the three and six months ended June 30, 2013 and 2012:
 
Three Months Ended June 30, 2013
 
HPC
 
MEP
 
Lone Star
 
Ranch JV
 
Grey Ranch
Contributions to unconsolidated affiliates
$
—

 
$
—

 
$
22

 
$
—

 
$
—

Distributions from unconsolidated affiliates
(14
)
 
(18
)
 
(23
)
 
—

 
—

Share of earnings of unconsolidated affiliates’ net income
9

 
10

 
13

 
—

 
—

Amortization of excess fair value of investment
(1
)
 
—

 
—

 
—

 
—

 
Three Months Ended June 30, 2012
 
HPC
 
MEP
 
Lone Star
 
Ranch JV
 
Grey Ranch
Contributions to unconsolidated affiliates
$
—

 
$
—

 
$
95

 
$
9

 
$
—

Distributions from unconsolidated affiliates
(14
)
 
(19
)
 
(11
)
 
—

 
—

Share of earnings of unconsolidated affiliates’ net income
13

 
10

 
12

 
—

 
—

Amortization of excess fair value of investment
(1
)
 
—

 
—

 
—

 
—

 
Six Months Ended June 30, 2013
 
HPC
 
MEP
 
Lone Star
 
Ranch JV
 
Grey Ranch
Contributions to unconsolidated affiliates
$
—

 
$
—

 
$
49

 
$
1

 
$
—

Distributions from unconsolidated affiliates
(30
)
 
(38
)
 
(40
)
 
—

 
—

Share of earnings of unconsolidated affiliates’ net income
19

 
20

 
30

 
—

 
—

Amortization of excess fair value of investment
(3
)
 
—

 
—

 
—

 
—

 
Six Months Ended June 30, 2012
 
HPC
 
MEP
 
Lone Star
 
Ranch JV
 
Grey Ranch
Contributions to unconsolidated affiliates
$
—

 
$
—

 
$
175

 
$
22

 
$
—

Distributions from unconsolidated affiliates
(30
)
 
(38
)
 
(18
)
 
—

 
—

Share of earnings of unconsolidated affiliates’ net income
24

 
21

 
24

 
—

 
—

Amortization of excess fair value of investment
(3
)
 
—

 
—

 
—

 
—
Condensed Consolidated Income Statements
The following tables present selected income statement data for each of the unconsolidated affiliates, on a 100% basis, for the three and six months ended June 30, 2013 and 2012:
 
Three Months Ended June 30, 2013
 
HPC
 
MEP
 
Lone Star
 
Ranch JV
 
Grey Ranch
Total revenues
$
38

 
$
63

 
$
425

 
$
3

 
$
—

Operating income (loss)
19

 
33

 
45

 
1

 
(1
)
Net income (loss)
18

 
21

 
44

 
1

 
(1
)
 
Three Months Ended June 30, 2012
 
HPC
 
MEP
 
Lone Star
 
Ranch JV
 
Grey Ranch
Total revenues
$
46

 
$
65

 
$
158

 
$
—

 
$
—

Operating income
27

 
34

 
40

 
—

 
—

Net income
26

 
21

 
41

 
—

 
—


 
Six Months Ended June 30, 2013
 
HPC
 
MEP
 
Lone Star
 
Ranch JV
 
Grey Ranch
Total revenues
$
78

 
$
128

 
$
783

 
$
6

 
$
—

Operating income (loss)
39

 
67

 
101

 
1

 
(1
)
Net income (loss)
38

 
42

 
99

 
1

 
(1
)
 
Six Months Ended June 30, 2012
 
HPC
 
MEP
 
Lone Star
 
Ranch JV
 
Grey Ranch
Total revenues
$
88

 
$
131

 
$
325

 
$
—

 
$
—

Operating income
50

 
68

 
79

 
—

 
—

Net income
49

 
42

 
79

 
—

 
—