Employee Benefit Plans (Tables)

9 Months Ended

Sep. 30, 2023

Retirement Benefits [Abstract]

Schedule of Net Benefit Costs [Table Text Block]

Net periodic cost (benefit) for the FPU Pension Plan for the three and nine months ended September 30, 2023 and 2022 is set forth in the following table:

	Three Months Ended				Nine Months Ended
	September 30,				September 30,
	2023		2022		2023		2022
(in thousands)
Interest cost	$	633	$	449	$	1,899	$	1,347
Expected return on plan assets	(668)		(857)		(2,004)		(2,571)
Amortization of net loss	110		124		330		372
Total periodic cost (benefit)	$	75	$	(284)	$	225	$	(852)

Amounts Included in Regulatory asset and AOCI [Table Text Block]

The following table presents the amounts included in the regulatory asset and accumulated other comprehensive income (loss) that were recognized as components of the FPU Pension Plan's net periodic cost (benefit) during the three and nine months ended September 30, 2023 and 2022: 

	Three Months Ended				Nine Months Ended
	September 30,				September 30,
	2023		2022		2023		2022
(in thousands)
Recognized from accumulated other comprehensive (income) loss (1)	$	21	$	24	$	63	$	72
Recognized from regulatory asset	89		100		267		300
Total net loss in net periodic cost (benefit)	$	110	$	124	$	330	$	372

(1) See Note 9, Stockholders' Equity.