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EQUITY: DIvidends (Details) - USD ($)
$ / shares in Units, $ in Thousands
3 Months Ended 9 Months Ended
Sep. 26, 2016
Aug. 31, 2016
Aug. 31, 2015
Aug. 31, 2016
Aug. 31, 2015
Dividends Payable [Line Items]          
Cash dividends paid per share (usd per share)   $ 0.20 $ 0.13 $ 0.60 $ 0.38
Payments of dividends   $ 7,922 $ 4,922 $ 23,809 $ 14,755
Cash dividend per common share declared (usd per share)   $ 0.20 $ 0.13 $ 0.60 $ 0.38
Subsequent Event [Member]          
Dividends Payable [Line Items]          
Cash dividend per common share declared (usd per share) $ 0.25