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Noncontrolling Interests
6 Months Ended
Jun. 30, 2012
Noncontrolling Interest [Abstract]  
Noncontrolling Interests
Noncontrolling Interests
Pursuant to the Enogex Holdings LLC Agreement, Enogex Holdings makes quarterly distributions to its partners. The following table summarizes the quarterly distributions during the six months ended June 30, 2012.
(In millions)
OGE Holdings Portion
ArcLight group's Portion
Total Distribution

First quarter 2012
$
24.4

$
5.6

$
30.0

Second quarter 2012
10.1

2.4

12.5

Total
$
34.5

$
8.0

$
42.5



During the six months ended June 30, 2012, Atoka's noncontrolling interest partner made contributions of $1.0 million to Atoka. Enogex LLC made no distributions during the six months ended June 30, 2012 to its Atoka partner, as there is no minimum distribution requirement related to Atoka.