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General (Details 4)
3 Months Ended
Nov. 30, 2015
$ / shares
Dividend Details [Abstract]  
Dividends Payable, Date Declared Nov. 02, 2015
Dividends Payable Amount Per Share $ 0.25
Dividends Payable, Date To Be Paid Jan. 04, 2016
Dividends Payable, Date Of Record Dec. 14, 2015