XML 33 R77.htm IDEA: XBRL DOCUMENT v3.3.0.814
Fair Value Measurements (Schedule Of Financial Assets And Liabilities Measured At Fair Value) (Details) - USD ($)
$ in Thousands
Aug. 31, 2015
Aug. 31, 2014
Aug. 31, 2013
Aug. 31, 2012
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]        
Cash and cash equivalents $ 139,093 $ 171,842 $ 151,927 $ 143,444
Derivative assets 712 900    
Derivative liabilities (413) (400)    
Level 1 [Member]        
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]        
Cash and cash equivalents 139,093 171,842    
Level 2 [Member]        
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]        
Derivative assets 712 900    
Derivative liabilities $ (413) $ (400)    
Level 3 [Member]        
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]        
Cash and cash equivalents    
Derivative assets    
Derivative liabilities