XML 81 R67.htm IDEA: XBRL DOCUMENT v3.21.1
Share-Based Compensation (Narrative) (Details) - $ / shares
6 Months Ended
Mar. 31, 2021
Jan. 28, 2021
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Shares available for future grant 1,500,434  
Market-Based Deferred Stock Unit    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Number of units/shares granted 77,251  
Performance period 3 years  
Weighted average grant date fair value (in dollars per unit/share) $ 235.48  
Time-Based Deferred Stock Unit    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Number of units/shares granted 106,564  
Weighted average grant date fair value (in dollars per unit/share) $ 282.32  
LTIP    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Shares authorized for future grants   1,500,000