Revenues (Tables)

6 Months Ended

Jun. 30, 2023

Revenue from Contract with Customer [Abstract]

Schedule of Disaggregation of Revenue

The following tables disaggregate revenues by major source, timing of revenue recognition, and segment:

	Three months ended June 30, 2023								Six months ended June 30, 2023
(in thousands)	Electric  utility		Bank		Other		Total		Electric  utility		Bank		Other		Total
Revenues from contracts with customers
Electric energy sales - residential	$	239,867	$	—	$	—	$	239,867	$	495,417	$	—	$	—	$	495,417
Electric energy sales - commercial	250,108		—		—		250,108		504,578		—		—		504,578
Electric energy sales - large light and power	279,811		—		—		279,811		570,789		—		—		570,789
Electric energy sales - other	4,483		—		—		4,483		9,940		—		—		9,940
Bank fees	—		12,281		—		12,281		—		24,303		—		24,303
Other sales	—		—		4,438		4,438		—		—		8,345		8,345
Total revenues from contracts with customers	774,269		12,281		4,438		790,988		1,580,724		24,303		8,345		1,613,372
Revenues from other sources
Regulatory revenue	9,039		—		—		9,039		24,643		—		—		24,643
Bank interest and dividend income	—		81,741		—		81,741		—		161,220		—		161,220
Other bank noninterest income	—		2,863		—		2,863		—		5,219		—		5,219
Other	10,883		—		171		11,054		19,185		—		283		19,468
Total revenues from other sources	19,922		84,604		171		104,697		43,828		166,439		283		210,550
Total revenues	$	794,191	$	96,885	$	4,609	$	895,685	$	1,624,552	$	190,742	$	8,628	$	1,823,922
Timing of revenue recognition
Services/goods transferred at a point in time	$	—	$	12,281	$	—	$	12,281	$	—	$	24,303	$	—	$	24,303
Services/goods transferred over time	774,269		—		4,438		778,707		1,580,724		—		8,345		1,589,069
Total revenues from contracts with customers	$	774,269	$	12,281	$	4,438	$	790,988	$	1,580,724	$	24,303	$	8,345	$	1,613,372

	Three months ended June 30, 2022								Six months ended June 30, 2022
(in thousands)	Electric  utility		Bank		Other		Total		Electric  utility		Bank		Other		Total
Revenues from contracts with customers
Electric energy sales - residential	$	259,433	$	—	$	—	$	259,433	$	484,007	$	—	$	—	$	484,007
Electric energy sales - commercial	264,701		—		—		264,701		484,298		—		—		484,298
Electric energy sales - large light and power	293,847		—		—		293,847		534,970		—		—		534,970
Electric energy sales - other	4,873		—		—		4,873		6,299		—		—		6,299
Bank fees	—		11,797		—		11,797		—		24,793		—		24,793
Other sales	—		—		1,333		1,333		—		—		2,448		2,448
Total revenues from contracts with customers	822,854		11,797		1,333		835,984		1,509,574		24,793		2,448		1,536,815
Revenues from other sources
Regulatory revenue	(11,428)		—		—		(11,428)		1,458		—		—		1,458
Bank interest and dividend income	—		62,822		—		62,822		—		122,811		—		122,811
Other bank noninterest income	—		705		—		705		—		2,835		—		2,835
Other	7,447		—		77		7,524		16,633		—		123		16,756
Total revenues from other sources	(3,981)		63,527		77		59,623		18,091		125,646		123		143,860
Total revenues	$	818,873	$	75,324	$	1,410	$	895,607	$	1,527,665	$	150,439	$	2,571	$	1,680,675
Timing of revenue recognition
Services/goods transferred at a point in time	$	—	$	11,797	$	—	$	11,797	$	—	$	24,793	$	—	$	24,793
Services/goods transferred over time	822,854		—		1,333		824,187		1,509,574		—		2,448		1,512,022
Total revenues from contracts with customers	$	822,854	$	11,797	$	1,333	$	835,984	$	1,509,574	$	24,793	$	2,448	$	1,536,815