XML 67 R45.htm IDEA: XBRL DOCUMENT v3.21.2
Net Income Per Share (Schedule of Income Per Share) (Details) - USD ($)
$ / shares in Units, shares in Thousands, $ in Millions
 3 Months Ended 9 Months Ended
Sep. 30, 2021
Jun. 30, 2021
Mar. 31, 2021
Sep. 30, 2020
Jun. 30, 2020
Mar. 31, 2020
Sep. 30, 2021
Sep. 30, 2020
Income Per Share Calculation [Line Items]                
Net income (loss) $ 42.1 $ 11.6 $ 5.1 $ (7.0) $ 33.7 $ 11.3 $ 58.8 $ 38.0
Preferred stock dividends, undeclared and cumulative 0.7     1.9     2.1 5.9
Distributed earnings allocable to retired preferred shares 0.0     0.0     6.6 0.0
Net income (loss) allocable to common stockholders $ 41.4     $ (8.9)     $ 50.1 $ 32.1
Average number of shares outstanding, basic 13,741     10,723     13,365 10,008
Potentially dilutive shares related to stock options 315     0     337 274
Average number of shares outstanding, diluted 14,056     10,723     13,702 10,282
Net income (loss) per common share - basic $ 3.01     $ (0.83)     $ 3.75 $ 3.21
Net income (loss) per common share - diluted $ 2.95     $ (0.83)     $ 3.66 $ 3.12
Antidilutive securities excluded from computation of earnings per share 0     317     0 0