Consolidated Statements of Operations (unaudited) (Parenthetical) - USD ($) $ in Millions |
3 Months Ended | 9 Months Ended | ||
|---|---|---|---|---|
Sep. 30, 2022 |
Sep. 30, 2021 |
Sep. 30, 2022 |
Sep. 30, 2021 |
|
| Income Statement [Abstract] | ||||
| Impairment gain (losses) | $ 0.0 | $ 0.0 | $ (2.1) | $ 0.2 |