Madison Gas and Electric Company Consolidated Statements of Cash Flows (Unaudited) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2015	Mar. 31, 2014
Items not affecting cash:
Depreciation and amortization	$ 10,849	$ 9,746
Deferred income taxes	3,723	(877)
Provision for doubtful receivables	97	743
Employee benefit plan expenses	792	(332)
Equity earnings in ATC	(1,881)	(2,481)
Other items	(658)	(679)
Changes in working capital items:
Decrease in current assets	17,985	3,283
(Decrease) increase in current liabilities	(11,091)	19,604
Dividend income from ATC	1,420	1,917
Cash contributions to pension and other postretirement plans	(10,809)	(818)
Other noncurrent items, net	5,935	547
Cash Provided by Operating Activities	34,640	58,370
Investing Activities:
Capital expenditures	(11,533)	(21,800)
Capital contributions to investments	(280)	(693)
Other	(48)	(682)
Cash Used for Investing Activities	(11,861)	(23,175)
Financing Activities:
Repayment of long-term debt	(1,037)	(1,019)
Repayment of short-term debt	(7,000)	0
Other	0	(80)
Cash Used for Financing Activities	(17,831)	(10,519)
Change in cash and cash equivalents	4,948	24,676
Cash and cash equivalents at beginning of period	65,755	68,813
Cash and Cash Equivalents at End of Period	70,703	93,489
MGE [Member]
Operating Activities:
Net Income	18,311	27,643
Items not affecting cash:
Depreciation and amortization	10,837	9,734
Deferred income taxes	2,391	(1,141)
Provision for doubtful receivables	97	743
Employee benefit plan expenses	792	(332)
Equity earnings in ATC	(1,881)	(2,481)
Other items	(526)	(546)
Changes in working capital items:
Decrease in current assets	18,825	7,817
(Decrease) increase in current liabilities	(8,859)	17,488
Dividend income from ATC	1,420	1,917
Cash contributions to pension and other postretirement plans	(10,809)	(818)
Other noncurrent items, net	5,901	521
Cash Provided by Operating Activities	36,499	60,545
Investing Activities:
Capital expenditures	(11,533)	(21,800)
Capital contributions to investments	(178)	(533)
Other	(17)	(637)
Cash Used for Investing Activities	(11,728)	(22,970)
Financing Activities:
Cash dividends paid to parent by MGE	0	(7,000)
Distributions to parent from noncontrolling interest	(6,818)	(6,909)
Equity contribution received by noncontrolling interest	2,678	533
Repayment of long-term debt	(1,037)	(1,019)
Repayment of short-term debt	(7,000)	0
Cash Used for Financing Activities	(12,177)	(14,395)
Change in cash and cash equivalents	12,594	23,180
Cash and cash equivalents at beginning of period	4,562	14,808
Cash and Cash Equivalents at End of Period	$ 17,156	$ 37,988