Investments (Tables)

12 Months Ended

Dec. 31, 2013

Investments Disclosure [Abstract]

Equity Method, Available for Sale Securities, and Other Investments

		MGE Energy				MGE
(In thousands)		2013		2012		2013		2012
Available for sale securities:
Cost basis	$	1,736	$	1,575	$	490	$	490
Gross unrealized gains		629		161		321		10
Gross unrealized losses		0		(3)		0		(3)
Fair value	$	2,365	$	1,733	$	811	$	497
Equity method investments:
ATC	$	64,488	$	61,038	$	64,488	$	61,038
Other		1,099		20		0		20
Total equity method investments	$	65,587	$	61,058	$	64,488	$	61,058
Other investments		0		1,804		0		0
Total	$	67,952	$	64,595	$	65,299	$	61,555

During the year ended December 31, certain investments were liquidated. As a result of these liquidations, MGE Energy and MGE received the following:

		MGE Energy						MGE
(In thousands)		2013		2012		2011		2013		2012		2011
Cash proceeds	$	39	$	0	$	260	$	16	$	0	$	223
Gain (loss) on sale		2		0		198		(3)		0		171

ATC's Summarized Financial Data

ATC's summarized financial data for the years endedDecember 31, 2013, 2012, and 2011 is as follows:

(In thousands)
Income statement data for the year ended December 31,		2013		2012		2011
Operating revenues	$	626,336	$	603,254	$	567,174
Operating expenses		(295,069)		(280,999)		(261,568)
Other income (expense)		831		(2,533)		(1,332)
Interest expense, net		(84,484)		(82,296)		(80,359)
Earnings before members' income taxes	$	247,614	$	237,426	$	223,915
Balance sheet data as of December 31,		2013		2012		2011
Current assets	$	80,715	$	63,134	$	58,671
Noncurrent assets		3,509,517		3,274,704		3,053,742
Total assets	$	3,590,232	$	3,337,838	$	3,112,413
Current liabilities	$	381,467	$	251,541	$	298,473
Long-term debt		1,550,000		1,550,000		1,400,005
Other noncurrent liabilities		126,167		95,829		82,647
Members' equity		1,532,598		1,440,468		1,331,288
Total members' equity and liabilities	$	3,590,232	$	3,337,838	$	3,112,413