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RETIREMENT BENEFIT PLANS (Schedule of Assumptions Used Periodic Benefit Cost and Actuarial Present Value) (Details)
12 Months Ended
Dec. 31, 2018
Dec. 31, 2017
Retirement Benefits [Abstract]    
Discount rate 1.00% 0.74%
Expected return on plan assets 3.40% 3.08%
Rate of compensation increase 1.70% 1.70%