Earnings (Loss) per Share - Additional Information (Details) - shares shares in Millions |
3 Months Ended | 9 Months Ended | ||
---|---|---|---|---|
Sep. 30, 2021 |
Sep. 30, 2020 |
Sep. 30, 2021 |
Sep. 30, 2020 |
|
Earnings Per Share [Abstract] | ||||
Dilutive effect of shares omitted from the calculation of diluted weighted average shares outstanding and diluted earnings per share | 1.2 | 0.6 | 0.4 | 0.3 |