Note 18 - Segments of Business (Tables)

6 Months Ended

Jun. 30, 2024

Notes Tables

Reconciliation of Operating Profit (Loss) from Segments to Consolidated [Table Text Block]

	Three Months Ended June 30,						Six Months Ended June 30,
	2024			2023			2024			2023
	(in thousands)						(in thousands)
Operating revenues
Electric operations(i)	$	57,020		$	71,103		$	115,932		$	163,597
Coal operations		46,429			113,098			113,299			208,371
Corporate and other and eliminations		(12,535	)		(23,007	)		(28,645	)		(22,440	)
Consolidated operating revenues	$	90,914		$	161,194		$	200,586		$	349,528
Operating expenses
Electric operations	$	50,232		$	61,847		$	93,897		$	135,636
Coal operations		57,750			86,735			136,077			168,920
Corporate and other and eliminations		(9,782	)		(9,632	)		(24,835	)		(6,505	)
Consolidated operating expenses	$	98,200		$	138,950		$	205,139		$	298,051
Income (loss) from operations
Electric operations	$	6,788		$	9,256		$	22,035		$	27,961
Coal operations		(11,321	)		26,363			(22,778	)		39,451
Corporate and other and eliminations		(2,753	)		(13,375	)		(3,810	)		(15,935	)
Consolidated income (loss) from operations	$	(7,286	)	$	22,244		$	(4,553	)	$	51,477
Depreciation, depletion and amortization
Electric operations	$	4,698		$	4,675		$	9,395		$	9,350
Coal operations		8,930			12,466			19,658			25,741
Corporate and other and eliminations		21			28			39			54
Consolidated depreciation, depletion and amortization	$	13,649		$	17,169		$	29,092		$	35,145
Assets
Electric operations	$	220,511		$	216,665		$	220,511		$	216,665
Coal operations		367,807			387,653			367,807			387,653
Corporate and other and eliminations		6,851			(4,429	)		6,851			(4,429	)
Consolidated assets	$	595,169		$	599,889		$	595,169		$	599,889
Capital expenditures
Electric operations	$	5,277		$	2,683		$	11,519		$	3,526
Coal operations		7,560			14,445			16,192			27,084
Corporate and other and eliminations		333			—			333			—
Consolidated capital expenditures	$	13,170		$	17,128		$	28,044		$	30,610

	Three Months Ended June 30,				Six Months Ended June 30,
	2024		2023		2024		2023
Operating revenues:
Capacity revenue	$	16,873	$	17,155	$	28,646	$	33,125
Delivered energy		27,893		34,307		62,087		77,382
Amortization of contract liability		12,080		19,555		24,868		52,902
Other operating revenue		174		86		331		188
Total Electric Operations revenue:	$	57,020	$	71,103	$	115,932	$	163,597