Segment Information (Tables)

3 Months Ended

Mar. 31, 2024

Segment Reporting [Abstract]

Segment Information

MGE Energy operates in the following business segments: electric utility, gas utility, nonregulated energy, transmission investment, and all other. See the 2023 Annual Report on Form 10-K for additional discussion of each of these segments.

(In thousands) MGE Energy	Electric			Gas		Non-Regulated Energy		Transmission Investment		All Others			Consolidation/ Elimination			Consolidated Total
Three Months Ended March 31, 2024
Operating revenues	$	116,125		$	75,169	$	42	$	—	$	—		$	—		$	191,336
Interdepartmental revenues		(55	)		5,212		10,827		—		—			(15,984	)		—
Total operating revenues		116,070			80,381		10,869		—		—			(15,984	)		191,336
Equity in earnings of investments		—			—		—		2,746		—			—			2,746
Net income (loss)		15,763			10,614		5,823		1,996		(382	)		—			33,814
Three Months Ended March 31, 2023
Operating revenues	$	117,244		$	99,962	$	47	$	—	$	—		$	—		$	217,253
Interdepartmental revenues		(52	)		6,661		10,550		—		—			(17,159	)		—
Total operating revenues		117,192			106,623		10,597		—		—			(17,159	)		217,253
Equity in earnings of investments		—			—		—		2,611		—			—			2,611
Net income (loss)		13,314			10,759		5,570		1,899		(464	)		—			31,078

(In thousands) MGE	Electric			Gas		Non-Regulated Energy		Consolidation/ Elimination			Consolidated Total
Three Months Ended March 31, 2024
Operating revenues	$	116,125		$	75,169	$	42	$	—		$	191,336
Interdepartmental revenues		(55	)		5,212		10,827		(15,984	)		—
Total operating revenues		116,070			80,381		10,869		(15,984	)		191,336
Net income attributable to MGE		15,763			10,614		5,823		(5,597	)		26,603
Three Months Ended March 31, 2023
Operating revenues	$	117,244		$	99,962	$	47	$	—		$	217,253
Interdepartmental revenues		(52	)		6,661		10,550		(17,159	)		—
Total operating revenues		117,192			106,623		10,597		(17,159	)		217,253
Net income attributable to MGE		13,314			10,759		5,570		(5,520	)		24,123