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Retirement and Postretirement Plans - Additional Information (Details)	3 Months Ended	6 Months Ended
	Jun. 30, 2025 USD ($)	Jun. 30, 2025 USD ($)
Defined Benefit Plan Disclosure [Line Items]
Contributions by employer	$ 0	$ 0
Expected contributions by employer	$ 15,000,000	$ 15,000,000

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Amount of contribution received by defined benefit plan from employer which increases plan assets.

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