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RESTRUCTURING OF JAPAN OPERATIONS (Narrative) (Details) (USD $)
In Thousands, unless otherwise specified
12 Months Ended
Dec. 31, 2014
Dec. 31, 2013
Dec. 31, 2012
RESTRUCTURING OF JAPAN OPERATIONS [Abstract]      
Impairment costs $ 47,472us-gaap_AssetImpairmentCharges      
Restructuring costs 8,028us-gaap_RestructuringCharges      
Restructuring accruals $ 5,000us-gaap_RestructuringReserve