Segment Information (Tables)

12 Months Ended

Dec. 31, 2020

Segment Reporting [Abstract]

Segment Information

The following table shows segment information for MGE Energy's and MGE's operations:

(In thousands) MGE Energy		Electric		Gas		Non-Regulated Energy		Transmission Investment		All Others		Consolidation/ Elimination Entries		Consolidated Total
Year Ended December 31, 2020
Operating revenues	$	393,692	$	144,261	$	680	$	-	$	-	$	-	$	538,633
Interdepartmental revenues		765		12,157		40,402		-		-		(53,324)		-
Total operating revenues		394,457		156,418		41,082		-		-		(53,324)		538,633
Depreciation and amortization		(54,658)		(12,049)		(7,481)		-		-		-		(74,188)
Operating income (loss)		57,847		19,674		33,460		(1)		(983)		-		109,997
Interest (expense) income, net		(14,446)		(4,370)		(4,826)		-		121		-		(23,521)
Income tax (provision) benefit		(4,230)		(4,805)		(7,800)		(2,786)		198		-		(19,423)
Equity in earnings of investments		-		-		-		10,221		-		-		10,221
Net income (loss)		50,522		14,167		20,834		7,434		(539)		-		92,418
Year Ended December 31, 2019
Operating revenues	$	408,285	$	159,875	$	695	$	-	$	-	$	-	$	568,855
Interdepartmental revenues		806		16,070		40,020		-		-		(56,896)		-
Total operating revenues		409,091		175,945		40,715		-		-		(56,896)		568,855
Depreciation and amortization		(52,755)		(11,320)		(7,487)		-		-		-		(71,562)
Operating income (loss)		59,180		19,528		33,084		-		(882)		-		110,910
Interest (expense) income, net		(14,978)		(4,237)		(5,083)		-		1,235		-		(23,063)
Income tax (provision) benefit		(5,037)		(4,753)		(7,628)		(2,602)		236		-		(19,784)
Equity in earnings of investments		-		-		-		9,547		-		-		9,547
Net income (loss)		46,318		14,088		20,373		6,945		(850)		-		86,874
Year Ended December 31, 2018
Operating revenues	$	400,882	$	157,767	$	1,119	$	-	$	-	$	-	$	559,768
Interdepartmental revenues		(289)		16,076		39,526		-		-		(55,313)		-
Total operating revenues		400,593		173,843		40,645		-		-		(55,313)		559,768
Depreciation and amortization		(38,925)		(10,060)		(7,427)		-		-		-		(56,412)
Operating income (loss)		64,294		17,900		33,074		(16)		(1,045)		-		114,207
Interest (expense) income, net		(12,198)		(3,692)		(5,307)		-		1,588		-		(19,609)
Income tax (provision) benefit		(13,453)		(4,474)		(7,534)		(2,345)		372		-		(27,434)
Equity in earnings of investments		-		-		-		8,602		-		-		8,602
Net income (loss)		45,937		12,866		20,233		6,241		(1,058)		-		84,219

(In thousands) MGE		Electric		Gas		Non-Regulated Energy		Consolidation/ Elimination Entries		Consolidated Total
Year Ended December 31, 2020
Operating revenues	$	393,692	$	144,261	$	680	$	-	$	538,633
Interdepartmental revenues		765		12,157		40,402		(53,324)		-
Total operating revenues		394,457		156,418		41,082		(53,324)		538,633
Depreciation and amortization		(54,658)		(12,049)		(7,481)		-		(74,188)
Operating income		57,847		19,674		33,460		-		110,981
Interest expense, net		(14,446)		(4,370)		(4,826)		-		(23,642)
Income tax provision		(4,230)		(4,805)		(7,800)		-		(16,835)
Net income attributable to MGE		50,522		14,167		20,834		(22,393)		63,130
Year Ended December 31, 2019
Operating revenues	$	408,285	$	159,875	$	695	$	-	$	568,855
Interdepartmental revenues		806		16,070		40,020		(56,896)		-
Total operating revenues		409,091		175,945		40,715		(56,896)		568,855
Depreciation and amortization		(52,755)		(11,320)		(7,487)		-		(71,562)
Operating income		59,180		19,528		33,084		-		111,792
Interest expense, net		(14,978)		(4,237)		(5,083)		-		(24,298)
Income tax provision		(5,037)		(4,753)		(7,628)		-		(17,418)
Net income attributable to MGE		46,318		14,088		20,373		(22,349)		58,430
Year Ended December 31, 2018
Operating revenues	$	400,882	$	157,767	$	1,119	$	-	$	559,768
Interdepartmental revenues		(289)		16,076		39,526		(55,313)		-
Total operating revenues		400,593		173,843		40,645		(55,313)		559,768
Depreciation and amortization		(38,925)		(10,060)		(7,427)		-		(56,412)
Operating income		64,294		17,900		33,074		-		115,268
Interest expense, net		(12,198)		(3,692)		(5,307)		-		(21,197)
Income tax provision		(13,453)		(4,474)		(7,534)		-		(25,461)
Net income attributable to MGE		45,937		12,866		20,233		(22,552)		56,484

The following table shows segment information for MGE Energy's and MGE's assets and capital expenditures:

		Utility				Consolidated
(In thousands) MGE Energy		Electric		Gas		Non-regulated Energy		Transmission Investment(a)		All Others		Consolidation/ Elimination Entries		Total
Assets:
December 31, 2020	$	1,421,302	$	444,702	$	254,298	$	74,480	$	495,483	$	(436,614)	$	2,253,651
December 31, 2019		1,308,277		408,001		258,004		71,668		443,278		(407,564)		2,081,664
December 31, 2018		1,193,083		377,005		265,301		66,366		465,661		(378,798)		1,988,618
Capital Expenditures:
Year ended Dec. 31, 2020	$	162,210	$	36,906	$	4,023	$	-	$	-	$	-	$	203,139
Year ended Dec. 31, 2019		125,086		36,193		2,757		-		-		-		164,036
Year ended Dec. 31, 2018		176,399		30,497		5,301		-		-		-		212,197

		Utility				Consolidated
(In thousands) MGE		Electric		Gas		Non-regulated Energy		Consolidation/ Elimination Entries		Total
Assets:
December 31, 2020	$	1,421,302	$	444,702	$	254,248	$	(281)	$	2,119,971
December 31, 2019		1,308,277		408,001		257,954		(755)		1,973,477
December 31, 2018		1,193,083		377,005		265,251		(448)		1,834,891
Capital Expenditures:
Year ended Dec. 31, 2020	$	162,210	$	36,906	$	4,023	$	-	$	203,139
Year ended Dec. 31, 2019		125,086		36,193		2,757		-		164,036
Year ended Dec. 31, 2018		176,399		30,497		5,301		-		212,197

(a)The Transmission Investment segment represents MGE Energy's investment in equity method investees.