Quarterly report pursuant to Section 13 or 15(d)

Derivatives Narrative (Details)

v3.6.0.2
Derivatives Narrative (Details) - USD ($)
$ in Thousands
3 Months Ended
Nov. 30, 2016
Nov. 30, 2015
Aug. 31, 2016
Derivative [Line Items]      
Gain (Loss) on Foreign Currency Fair Value Hedge Derivatives and Not Designated as Hedging Instruments at Fair Value $ (1,491) $ (1,696)  
Fair Value Hedging [Member]      
Derivative [Line Items]      
Derivative, Notional Amount $ 29,200   $ 143,400