Pension Plan (Tables)

12 Months Ended

Dec. 31, 2024

Retirement Benefits [Abstract]

Reconciliation of Defined Benefit Pension Plan

The following table shows the reconciliation of the defined benefit pension plan as of December 31, 2024 and 2023:

	2024			2023
	(000s)
Change in plan assets:
Fair value of plan assets at beginning of year	$	98,415		$	96,627
Actual return (loss) on plan assets		1,865			8,779
Benefits paid		(6,289	)		(6,417	)
Administrative expenses		(576	)		(574	)
Fair value of plan assets at end of year	$	93,415		$	98,415
Change in benefit obligation:
Benefit obligation at beginning of year	$	85,625		$	87,277
Service cost		616			803
Interest cost		3,874			4,118
Benefits paid		(6,289	)		(6,417	)
Actuarial (gain) loss		(5,404	)		(156	)
Benefit obligation at end of year	$	78,422		$	85,625
Amounts recognized in the Consolidated Balance Sheet:
Other noncurrent assets	$	14,993		$	12,790
Total amounts recognized at end of year	$	14,993		$	12,790

Components of Net Periodic Pension Cost (Benefit)

	2024			2023			2022
	(000s)
Components of net periodic cost (benefit)
Service cost	$	616		$	803		$	607
Interest cost		3,874			4,118			2,836
Expected return on plan assets		(4,277	)		(4,195	)		(4,335	)
Net periodic cost	$	213		$	726		$	(892	)

Measurement Dates

	2024	2023
Measurement Dates
Benefit obligations	12/31/2024	12/31/2023
Fair value of plan assets	12/31/2024	12/31/2023

Weighted-average Assumptions for Net Periodic Benefit Cost

	2024			2023
Weighted average assumptions as of December 31
Discount rate		5.36	%		4.71	%
Rate of compensation increase		4.00	%		4.00	%

Weighted Average Assumptions

	2024			2023			2022
Weighted-average assumptions for net periodic benefit    cost calculations
Discount rate		4.71	%		4.91	%		2.52	%
Expected long-term rate of return on plan assets		4.50	%		4.50	%		3.50	%
Rate of compensation increase		4.00	%		4.00	%		4.00	%

Market Values of Our Pension Plan Assets

The market values of our pension plan assets at December 31, 2024 and 2023, reported using net asset value as a practical expedient, by asset category are as follows (in thousands):

	2024		2023
Equities:
U.S. Large Cap	$	5,131	$	5,423
U.S. Mid Cap		1,351		1,480
U.S. Small Cap		1,259		1,491
International Developed		3,746		3,943
Emerging Markets		2,291		2,540
Fixed income:
Core Fixed Income		28,175		17,492
Long Duration Fixed Income		50,674		65,289
Cash/Currency:
Cash Equivalents		788		757
Total market value	$	93,415	$	98,415

Estimated Future Benefit

There will be benefit payments under this plan beyond 2034.

Estimated Future Benefit Payments (000s)
2025	$	6,675
2026		6,664
2027		6,635
2028		6,575
2029		6,492
2030-2034		30,648
Total	$	63,689

Plan Assets

	2024			2023
Plan Assets
Asset Category
Equity securities		15	%		15	%
Fixed income securities		84	%		84	%
Other		1	%		1	%
Total		100	%		100	%

Asset Allocation Policy and Ranges Established in accordance with Overall Risk and Return Objectives of Portfolio

The following asset allocation policy and ranges have been established in accordance with the overall risk and return objectives of the portfolio:

	As of 12/31/2024			Permitted Range
Total Equity		15	%	10-30%
Total Fixed Income		84	%	70-90%
Other		1	%	0-10%