Madison Gas and Electric Company Consolidated Statements of Income (Unaudited) (USD $) In Thousands, 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
Income tax provision	8,596	7,572	18,458	18,223
Total Operating Expenses	92,140	94,062	212,955	227,769
Operating Income	25,081	23,197	53,525	54,095
Other Income and Deductions:
Equity in earnings in ATC			4,484	4,267
Total Other Income and Deductions	2,549	2,153	5,119	4,539
Interest Expense:
Net Interest Expense	4,764	5,055	9,868	9,905
Net Income	14,270	12,723	30,318	30,506
MGE [Member]
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	41,026	40,369	83,554	79,604
Depreciation and amortization	9,712	10,357	19,336	20,373
Other general taxes	4,554	4,005	9,554	8,706
Income tax provision	7,635	6,666	16,604	16,557
Total Operating Expenses	99,523	100,440	228,886	243,860
Operating Income	17,698	16,819	37,594	38,004
Other Income and Deductions:
AFUDC - equity funds	310	116	464	203
Equity in earnings in ATC	2,242	2,170	4,484	4,267
Income tax provision	(975)	(950)	(1,968)	(1,756)
Other income, net	(186)	(274)	(130)	(161)
Total Other Income and Deductions	1,391	1,062	2,850	2,553
Income before interest expense	19,089	17,881	40,444	40,557
Interest Expense:
Interest on long-term debt	5,073	5,223	10,270	10,214
Other interest, net	(148)	(105)	(141)	(252)
AFUDC - borrowed funds	(126)	(48)	(189)	(83)
Net Interest Expense	4,799	5,070	9,940	9,879
Net Income Including Noncontrolling Interest	14,290	12,811	30,504	30,678
Less Net Income Attributable to Noncontrolling Interest, net of tax	(6,080)	(5,992)	(12,152)	(11,925)
Net Income	$ 8,210	$ 6,819	$ 18,352	$ 18,753