Retirement Plans - Schedule of Components of Net Periodic Benefit Cost (Details) - Defined benefit pension plan - USD ($) $ in Thousands	3 Months Ended	9 Months Ended
Sep. 30, 2025	Sep. 30, 2024	Sep. 30, 2025	Sep. 30, 2024
Defined Benefit Plans and Other Postretirement Benefit Plans [Line Items]
Interest cost	$ 3,974	$ 3,888	$ 11,920	$ 11,664
Expected return on plan assets	(5,339)	(5,382)	(16,017)	(16,147)
Amortization of unrecognized net actuarial loss	868	955	2,604	2,865
Total net periodic pension cost (benefit)	$ (497)	$ (539)	$ (1,493)	$ (1,618)

Amount of gain (loss) recognized in net periodic benefit (cost) credit of defined benefit plan.

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Amount of expected return (loss) recognized in net periodic benefit (cost) credit, calculated based on expected long-term rate of return and market-related value of plan assets of defined benefit plan.

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Amount of cost recognized for passage of time related to defined benefit plan.

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Amount of net periodic benefit cost (credit) for defined benefit plan.

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