Noncontrolling Interest Owner

9 Months Ended

Sep. 30, 2011

Noncontrolling Interest [Abstract]

Noncontrolling Interest Owner

Noncontrolling Interest Owner

The following table summarizes changes in OGE Energy's equity attributable to changes in its ownership interest in Enogex Holdings during the nine months ended September 30, 2011. There were no contributions by OGE Energy or the ArcLight group to fund Enogex LLC's 2011 capital requirements during the three months ended September 30, 2011. Also, there were no sales of additional membership interests in Enogex Holdings to the ArcLight group during the three months ended September 30, 2011.

(In millions)
Net income attributable to OGE Energy	$	306.5
Transfers (to) from the noncontrolling interest
Increase in paid-in capital for sale of 100,000 units of Enogex Holdings	0.9
Increase in paid-in capital for issuance of 4,303,007 units of Enogex Holdings	28.2
Decrease in paid-in capital for deferred income taxes attributable to the sale and issuance of units
of Enogex Holdings	(11.2		)
Net transfers from the noncontrolling interest	17.9
Change from net income attributable to OGE Energy and transfers from noncontrolling interest	$	324.4

The following table summarizes changes in OGE Holdings' and the ArcLight group's membership interest in Enogex Holdings for the nine months ended September 30, 2011. Prior to November 1, 2010, Enogex Holdings was wholly owned by OGE Energy.

(In millions)	OGE Holdings		ArcLight group		Total
Balance at December 31, 2010 (units)	90.1		9.9		100.0
Ownership percentage at December 31, 2010	90.1	%	9.9	%	100.0	%
Sale of 100,000 units of Enogex Holdings (A)	(0.1	)	0.1		—
Issuance of 4,303,007 units of Enogex Holdings (B)	0.4		3.9		4.3
Balance at September 30, 2011 (units)	90.4		13.9		104.3
Ownership percentage at September 30, 2011	86.7	%	13.3	%	100.0	%
Issuance of 5,405,406 units of Enogex Holdings (C)	0.5		4.9		5.4
Issuance of 5,725,190 units of Enogex Holdings (D)	2.9		2.8		5.7
Balance at November 1, 2011 (units)	93.8		21.6		115.4
Ownership percentage at November 1, 2011	81.3	%	18.7	%	100.0	%

(A) On February 1, 2011, OGE Energy sold a 0.1 percent membership interest in Enogex Holdings to the ArcLight group for $1.9 million.

(B) On February 1, 2011, OGE Energy and the ArcLight group made contributions of $8.0 million and $71.6 million, respectively, to fund a portion of Enogex LLC's 2011 capital requirements.

(C) On October 3, 2011, OGE Energy and the ArcLight group made contributions of $10.0 million and $90.0 million, respectively, to fund a portion of Enogex LLC's 2011 capital requirements.

(D) On November 1, 2011, OGE Energy and the ArcLight group made contributions of $53.0 million each to fund Enogex's gas gathering acquisitions as discussed in Note 17.

The following table summarizes the quarterly distributions by Enogex Holdings to its partners during the nine months ended September 30, 2011.

	OGE Holdings		ArcLight group's
(In millions)	Portion		Portion		Total Distribution
First quarter 2011	$	7.5	$	0.8	$	8.3
Second quarter 2011	34.3		5.3		39.6
Third quarter 2011	43.4		6.6		50.0
Total	$	85.2	$	12.7	$	97.9