XML 49 R37.htm IDEA: XBRL DOCUMENT v3.19.2
Earnings Per Share and Dividends - Earnings Per Share (Details) - shares
shares in Thousands
3 Months Ended 9 Months Ended
May 31, 2019
May 31, 2018
May 31, 2019
May 31, 2018
Restricted stock units        
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]        
Common shares excluded from computation of diluted earnings per share 1,345 2,129 1,338 2,136