RETIREMENT BENEFIT PLANS (Net Periodic Benefit Costs for Defined Benefit Pension Plans) (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010
Defined Benefit Pension Plans and Defined Benefit Postretirement Plans Disclosure [Abstract]
Service cost	$ 0	$ 26	$ 93
Interest cost	582	650	645
Expected return on plan assets	(392)	(589)	(515)
Recognized net actuarial loss	0	0	86
Net period benefit cost	$ 190	$ 87	$ 309