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SUBSIDIARY DIVIDEND (Details) - USD ($)
$ in Thousands
1 Months Ended 9 Months Ended
Apr. 30, 2017
Jul. 30, 2017
Jul. 31, 2016
May 31, 2017
Noncontrolling Interest [Line Items]        
Subsidiary dividends declared   $ 8,382 $ 11,901  
Subsidiary dividends paid   8,298 $ 11,890  
DNP [Member]        
Noncontrolling Interest [Line Items]        
Subsidiary dividends declared $ 16,600      
Ownership percentage of noncontrolling interests 49.99%     49.99%
Subsidiary dividends paid   $ 8,298