Supplemental Consolidated Cash and Cash Flow Information (Details) - USD ($) $ in Millions	6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Dec. 31, 2022	Dec. 31, 2021
Supplemental Cash Flow Elements [Abstract]
Cash	$ 22.2		$ 42.2
Restricted cash	0.9		0.6
Total cash and restricted cash reported in the Consolidated Balance Sheets	23.1	$ 50.1	$ 42.8	$ 133.7
Interest	13.1	7.1
Income taxes	$ 10.0	$ 5.3