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RETIREMENT BENEFIT PLANS (Scheduled of Funded Status) (Details) - USD ($) $ in Thousands	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Reconciliation Of Funded Status
Fair value of plan assets	$ 38,053	$ 39,914	$ 37,825
Benefit obligations	50,364	65,184	$ 72,869
Unfunded benefit obligations	$ 12,311	$ 25,270

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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