MGE Energy Inc Consolidated Statements of Income (Unaudited) (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2012	Jun. 30, 2011	Jun. 30, 2012	Jun. 30, 2011
Operating Revenues:
Regulated electric revenues	$ 96,339	$ 90,834	$ 186,275	$ 176,841
Regulated gas revenues	18,629	25,062	75,648	102,499
Nonregulated revenues	2,253	1,363	4,557	2,524
Total Operating Revenues	117,221	117,259	266,480	281,864
Operating Expenses:
Fuel for electric generation	11,481	11,599	20,332	22,648
Purchased power	17,314	14,392	36,860	31,973
Cost of gas sold	7,801	13,052	42,646	63,999
Other operations and maintenance	41,278	40,657	84,227	80,070
Depreciation and amortization	9,712	10,357	19,336	20,373
Other general taxes	4,554	4,005	9,554	8,706
Total Operating Expenses	92,140	94,062	212,955	227,769
Operating Income	25,081	23,197	53,525	54,095
Other income, net	2,549	2,153	5,119	4,539
Interest expense, net	(4,764)	(5,055)	(9,868)	(9,905)
Income before income taxes	22,866	20,295	48,776	48,729
Income tax provision	(8,596)	(7,572)	(18,458)	(18,223)
Net Income	$ 14,270	$ 12,723	$ 30,318	$ 30,506
Earnings Per Share of Common Stock (basic and diluted)	$ 0.62	$ 0.55	$ 1.31	$ 1.32
Dividends per share of common stock	$ 0.383	$ 0.375	$ 0.766	$ 0.750
Average Shares Outstanding (basic and diluted)	23,114	23,114	23,114	23,114