Earnings Per Share ("EPS") (Details) - USD ($) $ / shares in Units, shares in Millions, $ in Millions	3 Months Ended	6 Months Ended
Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023
Earnings Per Share [Abstract]
Net income (loss) from continuing operations	$ 4.3	$ (4.3)	$ 4.8	$ (12.1)
Net loss from discontinued operations	(2.5)	(63.8)	(3.9)	(56.5)
Net Income (Loss)	$ 1.8	$ (68.1)	$ 0.9	$ (68.6)
Weighted Average Shares Outstanding:
Basic weighted average shares outstanding (in shares)	45.9	46.8	46.1	46.7
Dilutive effect of stock options and restricted share unit awards (in shares)	0.4	0.0	0.5	0.0
Diluted weighted average shares outstanding (in shares)	46.3	46.8	46.6	46.7
Earnings (Loss) Per Share
Continuing operations- basic (in dollars per share)	$ 0.09	$ (0.09)	$ 0.10	$ (0.26)
Discontinued operations- basic (in dollars per share)	(0.05)	(1.37)	(0.08)	(1.21)
Basic Earnings (Loss) Per Share (in dollars per share)	0.04	(1.46)	0.02	(1.47)
Diluted Earnings (Loss) Per Share
Continuing operations- diluted (in dollars per share)	0.09	(0.09)	0.10	(0.26)
Discontinued operations- diluted (in dollars per share)	(0.05)	(1.37)	(0.08)	(1.21)
Diluted Earnings (Loss) Per Share (in dollars per share)	$ 0.04	$ (1.46)	$ 0.02	$ (1.47)
Dilutive securities excluded from computation of earnings per share (in shares)	1.3		1.3

Securities (including those issuable pursuant to contingent stock agreements) that could potentially dilute basic earnings per share (EPS) or earnings per unit (EPU) in the future that were not included in the computation of diluted EPS or EPU because to do so would increase EPS or EPU amounts or decrease loss per share or unit amounts for the period presented.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 260
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 1
-Subparagraph (c)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482662/260-10-50-1