Quarterly report pursuant to Section 13 or 15(d)

Share-Based Payments - Assumptions Used in Estimating Fair Value of Restricted Share Units Granted (Details)

v3.21.2
Share-Based Payments - Assumptions Used in Estimating Fair Value of Restricted Share Units Granted (Details)
9 Months Ended
Jun. 30, 2021
Restricted Share Units (RSUs)  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Expected volatility 42.90%
Dividend yield 3.20%
Average risk-free interest rate 0.20%
Average expected term (years) 3 years
Stock Options  
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Expected volatility 41.90%
Dividend yield 3.10%
Average risk-free interest rate 0.50%
Average expected term (years) 5 years