Postretirement and Other Benefit Plans - Additional Information (Details)	12 Months Ended
	Dec. 31, 2024 USD ($) Director	Dec. 31, 2023 USD ($) Director
Defined Benefit Plan Disclosure [Line Items]
Discretionary contributions	$ 0	$ 0
Employer contributions to the plan	1,100,000	$ 1,100,000
Annual payment to retired directors	$ 30,000
Vesting period	20 years
Number of retired directors receiving a fully vested annual payment | Director	1	1
Number of current directors eligible for payments upon retirement | Director	8	8
Payment period	3 years
Other Liabilities
Defined Benefit Plan Disclosure [Line Items]
Pension liability	$ 917,000	$ 880,000
Maximum
Defined Benefit Plan Disclosure [Line Items]
Employee's percentage contribution match	4.50%
Award interest rate	10.00%
Minimum
Defined Benefit Plan Disclosure [Line Items]
Award interest rate	0.00%