STOCKHOLDERS' EQUITY (Details Textual) - $ / shares
1 Months Ended 12 Months Ended
Sep. 26, 2017
Sep. 26, 2016
Jun. 30, 2018
Jul. 31, 2017
Aug. 31, 2010
Stockholders Equity Note [Line Items]          
Business Acquisition, Percentage of Voting Interests Acquired     100.00% 100.00%  
Dividends Payable, Amount Per Share $ 0.12 $ 0.20      
Dividends Payable, Date Declared Sep. 26, 2017 Sep. 26, 2016      
Dividends Payable, Date of Record Oct. 16, 2017 Oct. 26, 2016      
Dividends Payable, Date to be Paid Nov. 06, 2017 Nov. 11, 2016      
Preferred Class [Member]          
Stockholders Equity Note [Line Items]          
Business Acquisition, Share Price (in dollars per share)         $ 160
2010 Rights Plan [Member]          
Stockholders Equity Note [Line Items]          
Business Acquisition, Percentage of Voting Interests Acquired     20.00%    
Percentage Of Tender Offer For Ordinary Shares     20.00%    
Percentage Of Ordinary Shares Acquiring Discount     50.00%