Note 19 - Changes in Accumulated Other Comprehensive Income (Loss) by Component (Tables)

3 Months Ended

Mar. 31, 2024

Notes Tables

Schedule of Accumulated Other Comprehensive Income (Loss) [Table Text Block]

	Unrealized
	Net Gain (Loss)			Retiree
	on Interest			Health
	Rate			Benefit
	Swap			Obligation			Total
Balance at December 31, 2023	$	3,331		$	3,025		$	6,356
Other comprehensive gain before reclassifications		1,335			—			1,335
Amounts reclassified from accumulated other comprehensive income (loss): (1)		(955	)		(40	)		(995	)
Balance at March 31, 2024	$	3,711		$	2,985		$	6,696
(1) Amounts reclassified from accumulated other comprehensive income (loss):
Amortization of Other Postretirement Benefit items:
Actuarial gains	$	(54	)
Tax expense		14
Reclassification net of tax	$	(40	)
Realized gains on interest rate swaps reclassified to interest expense	$	(1,290	)
Tax expense		335
Reclassification net of tax	$	(955	)

	Unrealized
	Net Gain (Loss)			Retiree
	on Interest			Health
	Rate			Benefit
	Swap			Obligation			Total
Balance at December 31, 2022	$	6,115		$	3,013		$	9,128
Other comprehensive loss before reclassifications		(871	)		—			(871	)
Amounts reclassified from accumulated other comprehensive income (loss): (1)		(665	)		(53	)		(718	)
Balance at March 31, 2023	$	4,579		$	2,960		$	7,539
(1) Amounts reclassified from accumulated other comprehensive income (loss):
Amortization of Other Postretirement Benefit items:
Actuarial gains	$	(72	)
Tax expense		19
Reclassification net of tax	$	(53	)
Realized gains on interest rate swaps reclassified to interest expense	$	(899	)
Tax expense		234
Reclassification net of tax	$	(665	)