XML 51 R40.htm IDEA: XBRL DOCUMENT v3.19.2
Stock-Based Compensation (Total Cost Of Stock-Based Compensation) (Details) - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended
May 31, 2019
May 31, 2018
May 31, 2019
May 31, 2018
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Compensation cost $ 1,051 $ 446 $ 3,040 $ 2,182
Long-Term Incentive Awards [Member]        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Compensation cost 826 227 2,384 1,601
Restricted Stock Awards [Member]        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Compensation cost 175 175 525 467
Employee Stock Purchase Plan [Member]        
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]        
Compensation cost $ 50 $ 44 $ 131 $ 114