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SIGNIFICANT ACCOUNTING POLICIES (Details 4) (USD $)
12 Months Ended
Dec. 31, 2013
Dec. 31, 2012
Dec. 31, 2011
Investment in Available-For-Sale Securities      
Total cumulative net unrealized gain on all investments in equity and debt securities $ 145,000 $ 98,000  
Sales proceeds and gross realized gains and losses on available-for-sale securities      
Sales proceeds 19,000 373,000  
Gross realized gains 6,000 9,000  
Impairment charge on available-for-sale securities     126,000
BRT
     
Investment in Available-For-Sale Securities      
Investment in available-for-sale equity securities (in shares) 37,081    
Maximum percentage of voting power of related party held 1.00%    
Cost at which securities are purchased 132,000    
Fair market value of securities $ 262,000 $ 241,000