Quarterly report pursuant to Section 13 or 15(d)

Shareholders' Equity - Narrative (Details)

v3.20.4
Shareholders' Equity - Narrative (Details) - USD ($)
shares in Millions, $ in Millions
3 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Class of Stock [Line Items]    
Cash dividends paid on common stock $ 16.1 $ 15.8
Treasury Stock    
Class of Stock [Line Items]    
Common stock, shares issued 0.3 0.1