Revenue (Tables)

12 Months Ended

Dec. 31, 2021

Revenue from Contract with Customer [Abstract]

Disaggregation of Revenue

Revenues disaggregated by revenue source were as follows:

(In thousands)	Year Ended December 31,
Electric revenues	2021		2020		2019
Residential	$	151,646	$	146,431	$	140,006
Commercial		210,475		198,043		213,265
Industrial		12,529		11,514		12,772
Other-retail/municipal		35,169		32,915		35,174
Total retail		409,819		388,903		401,217
Sales to the market		9,499		4,015		5,664
Other revenues		968		774		1,404
Total electric revenues		420,286		393,692		408,285
Gas revenues
Residential		110,442		88,765		95,146
Commercial/Industrial		68,895		49,682		59,051
Total retail		179,337		138,447		154,197
Gas transportation		6,185		5,713		5,293
Other revenues		98		101		385
Total gas revenues		185,620		144,261		159,875
Non-regulated energy revenues		678		680		695
Total Operating Revenue	$	606,584	$	538,633	$	568,855