Significant Accounting Policies (Tables)

12 Months Ended

Dec. 31, 2024

Accounting Policies [Abstract]

Schedule of Expected Credit Loss

Details of the Company's expected credit losses were as follows:

	Electric		Natural gas distribution		Pipeline		Total
	(In thousands)
At December 31, 2022	$	375	$	1,615	$	2	$	1,992
Current expected credit loss provision	1,645		5,777		—		7,422
Less write-offs charged against the allowance	1,994		7,355		2		9,351
Credit loss recoveries collected	388		1,152		—		1,540
At December 31, 2023	414		1,189		—		1,603
Current expected credit loss provision	1,891		4,667		—		6,558
Less write-offs charged against the allowance	2,218		5,709		—		7,927
Credit loss recoveries collected	386		1,219		—		1,605
At December 31, 2024	$	473	$	1,366	$	—	$	1,839

Schedule of Inventory

Inventories at December 31 consisted of:

	2024		2023
	(In thousands)
Natural gas in storage (current)	$	40,073	$	39,377
Fuel stock	4,867		5,307
Total	$	44,940	$	44,684

Schedule of Property, Plant and Equipment

The amount of AFUDC for the years ended December 31 was as follows:

	2024		2023		2022
	(In thousands)
AFUDC - borrowed	$	10,964	$	10,035	$	2,236
AFUDC - equity	$	2,251	$	1,894	$	2,165

Schedule of Earnings Per Share Reconciliation

A reconciliation of the weighted average common shares outstanding used in the basic and diluted earnings per share calculations follows:

	2024		2023		2022
	(In thousands, except per share amounts)
Weighted average common shares outstanding - basic	203,867		203,640		203,358
Effect of dilutive performance share awards	786		298		104
Weighted average common shares outstanding - diluted	204,653		203,938		203,462
Earnings per share - basic:
Income from continuing operations	$	.89	$	1.62	$	.58
Discontinued operations, net of tax	.49		.42		1.23
Earnings per share - basic	$	1.38	$	2.04	$	1.81
Earnings per share - diluted:
Income from continuing operations	$	.88	$	1.62	$	.58
Discontinued operations, net of tax	.49		.41		1.23
Earnings per share - diluted	$	1.37	$	2.03	$	1.81
Shares excluded from the calculation of diluted earnings per share	—		—		14
Dividends declared per common share	$	.5100	$	.6950	$	.8750