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Benefit Plans - Funded Status, Pension Plans (Details) - Pension Plans - USD ($) $ in Thousands	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Defined Benefit Plan Disclosure [Line Items]
Projected benefit obligation	$ (270,143)	$ (359,475)	$ (368,245)
Plan assets at fair value	261,942	328,250	$ 319,699
Net funded status	$ (8,201)	$ (31,225)

Amount of asset segregated and restricted to provide benefit under defined benefit plan. Asset includes, but is not limited to, stock, bond, other investment, earning from investment, and contribution by employer and employee.

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