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Restructuring Charges 2020 Plan Restructuring Activity (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021	Dec. 31, 2021
Restructuring Cost and Reserve [Line Items]
Severance and termination costs	$ 0.0	$ (2.1)	$ 0.2	$ (0.1)
Lease impairment costs	(7.3)	(3.2)	(2.0)	(4.2)
Other restructuring costs	1.5	1.8	2.5	1.9
Restructuring charges	(5.8)	$ (3.5)	0.7	$ (2.4)
Restructuring Reserve	2.9		2.9		$ 9.4
Employee Severance [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring Reserve	2.9		2.9		9.4
Lease impairment costs [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring Reserve	0.0		0.0		0.0
Other Restructuring [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring Reserve	$ 0.0		0.0		$ 0.0
Non-cash Items [Member]
Restructuring Cost and Reserve [Line Items]
Severance and termination costs			0.0
Lease impairment costs			(2.0)
Other restructuring costs			2.5
Restructuring charges			0.5
Cash Payments [Member]
Restructuring Cost and Reserve [Line Items]
Severance and termination costs			6.7
Lease impairment costs			0.0
Other restructuring costs			0.0
Restructuring charges			$ 6.7

X

- Definition

Amount of loss from impairment of right-of-use asset from operating lease.

+ References

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-Publisher FASB
-Name Accounting Standards Codification
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Amount of other expenses associated with exit or disposal activities pursuant to an authorized plan. Excludes expenses associated with a discontinued operation or an asset retirement obligation.

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Amount of expenses associated with exit or disposal activities pursuant to an authorized plan. Excludes expenses related to a discontinued operation or an asset retirement obligation.

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Amount of expenses for special or contractual termination benefits provided to current employees involuntarily terminated under a benefit arrangement associated exit or disposal activities pursuant to an authorized plan. Excludes expenses related to one-time termination benefits, a discontinued operation or an asset retirement obligation.

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