Supplemental Consolidated Cash and Cash Flow Information (Details) - USD ($) $ in Millions	9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Dec. 31, 2021	Dec. 31, 2020
Supplemental Cash Flow Elements [Abstract]
Cash	$ 35.2		$ 133.0
Restricted cash	1.0		0.7
Total cash and restricted cash reported in the Consolidated Balance Sheets	36.2	$ 40.2	$ 133.7	$ 22.3
Interest	9.1	7.3
Income taxes	$ 6.4	$ 20.2