CONDENSED CONSOLIDATED STATEMENTS OF INCOME (Unaudited) (USD $) In Millions, except Per Share data, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2014	Jun. 30, 2013	Jun. 30, 2014	Jun. 30, 2013
OPERATING REVENUES
Electric Utility	$ 611.8	$ 573.9	$ 1,172.2	$ 1,027.6
Natural Gas Midstream Operations (Note 1)	0	160.3	0	608.0
Total operating revenues	611.8	734.2	1,172.2	1,635.6
COST OF SALES
Electric Utility	270.9	243.6	564.3	444.8
Natural Gas Midstream Operations (Note 1)	0	127.0	0	478.8
Total cost of sales	270.9	370.6	564.3	923.6
OPERATING EXPENSES
Other operation and maintenance	111.4	122.0	223.8	270.0
Depreciation and amortization	68.3	74.4	135.5	166.3
Taxes other than income	19.4	23.3	45.0	56.4
Total operating expenses	199.1	219.7	404.3	492.7
OPERATING INCOME	141.8	143.9	203.6	219.3
OTHER INCOME (EXPENSE)
Equity in earnings of unconsolidated affiliates (Note 1)	39.3	18.5	87.2	18.5
Allowance for equity funds used during construction	0.8	1.5	1.9	2.7
Other income	3.1	4.5	4.5	19.2
Other expense	(2.1)	(4.2)	(5.4)	(10.7)
Net other income	41.1	20.3	88.2	29.7
INTEREST EXPENSE
Interest on long-term debt	37.8	36.0	72.9	75.7
Allowance for borrowed funds used during construction	(0.5)	(0.7)	(1.1)	(1.4)
Interest on short-term debt and other interest charges	2.1	2.0	3.5	4.2
Interest expense	39.4	37.3	75.3	78.5
INCOME BEFORE TAXES	143.5	126.9	216.5	170.5
INCOME TAX EXPENSE	42.7	33.9	66.4	49.5
NET INCOME	100.8	93.0	150.1	121.0
Less: Net income attributable to noncontrolling interests	0	1.3	0	6.2
NET INCOME ATTRIBUTABLE TO OGE ENERGY	$ 100.8	$ 91.7	$ 150.1	$ 114.8
BASIC AVERAGE COMMON SHARES OUTSTANDING	199.2	198.3	199.0	198.0
DILUTED AVERAGE COMMON SHARES OUTSTANDING	200.0	199.4	199.8	199.1
BASIC EARNINGS PER AVERAGE COMMON SHARE ATTRIBUTABLE TO OGE ENERGY COMMON SHAREHOLDERS	$ 0.51	$ 0.46	$ 0.75	$ 0.58
DILUTED EARNINGS PER AVERAGE COMMON SHARES ATTRIBUTABLE TO OGE ENERGY COMMON SHAREHOLDERS	$ 0.50	$ 0.46	$ 0.75	$ 0.58
DIVIDENDS DECLARED PER COMMON SHARE	$ 0.225	$ 0.20875	$ 0.45	$ 0.41750