Consolidated Balance Sheets (Parenthetical) - USD ($) $ in Millions	Sep. 30, 2023	Dec. 31, 2022
Statement of Financial Position [Abstract]
Other assets related to assets held for sale	$ 11.9	$ 40.0
Common stock, par value	$ 0.625
Common stock, shares authorized	120,000,000
Common stock, shares issued	68,787,424	68,575,974
Common stock, shares outstanding	35,479,758	35,268,308