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Subsequent Events (Details) - USD ($)
$ / shares in Units, $ in Millions
3 Months Ended 6 Months Ended
Jul. 14, 2020
Jun. 30, 2020
Jun. 30, 2019
Jun. 30, 2020
Jun. 30, 2019
Subsequent Event [Line Items]          
Cash dividends declared per common share (in dollars per share)   $ 0.23 $ 0.23 $ 0.46 $ 0.45
Subsequent Event          
Subsequent Event [Line Items]          
Cash dividends declared per common share (in dollars per share) $ 0.23        
Dividends $ 10.0