Restructuring (Details) (USD $)
In Thousands, unless otherwise specified
3 Months Ended 6 Months Ended
Feb. 28, 2014
Feb. 28, 2013
Feb. 28, 2014
Feb. 28, 2013
Aug. 31, 2013
Restructuring          
Restructuring Reserve $ 2,755   $ 2,755   $ 5,349
Fiscal 2014 charges 1,727 1,669 3,505 3,606  
Fiscal 2014 payments     (6,480)    
Accelerated depreciation 0 404 108 682  
Translation     381    
EMEA [Member]
         
Restructuring          
Fiscal 2014 charges 124 1,138 625 2,695  
Americas [Member]
         
Restructuring          
Fiscal 2014 charges 1,592 517 2,804 731  
APAC [Member]
         
Restructuring          
Fiscal 2014 charges 11 14 76 180  
Employee Related Costs [Member]
         
Restructuring          
Restructuring Reserve 2,515   2,515   5,446
Fiscal 2014 charges     1,576    
Fiscal 2014 payments     (4,507)    
Translation     0    
Other Restructuring Related Costs [Member]
         
Restructuring          
Restructuring Reserve 356   356   400
Fiscal 2014 charges     1,929    
Fiscal 2014 payments     (1,973)    
Translation     0    
Translation Effect on Restructuring Reserve [Member]
         
Restructuring          
Restructuring Reserve (116)   (116)   (497)
Fiscal 2014 charges     0    
Fiscal 2014 payments     0    
Translation     $ 381