XML 52 R41.htm IDEA: XBRL DOCUMENT v3.8.0.1
Financial Derivatives (Schedule Of Derivative Instruments, Effect On Other Comprehensive Income (Loss)) (Details) - Foreign Currency Forward Contracts [Member] - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Feb. 28, 2018
Feb. 28, 2017
Feb. 28, 2018
Feb. 28, 2017
Derivatives, Fair Value [Line Items]        
Foreign currency forward contracts, net of tax (benefit) expense of ($330), ($47), ($273), and $563 $ (1,047) $ (182) $ (924) $ 736
Tax (benefit) expense $ (330) $ (47) $ (273) $ 563