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Business Segments - Segment Assets (Details) - USD ($) $ in Millions	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Segment Reporting, Asset Reconciling Item [Line Items]
Assets	$ 1,569.9	$ 1,399.6	$ 1,499.7
Primary
Segment Reporting, Asset Reconciling Item [Line Items]
Assets	1,513.3	1,332.0	1,433.7
Corporate, unallocated
Segment Reporting, Asset Reconciling Item [Line Items]
Assets	$ 56.6	$ 67.6	$ 66.0

X

- Definition

Sum of the carrying amounts as of the balance sheet date of all assets that are recognized. Assets are probable future economic benefits obtained or controlled by an entity as a result of past transactions or events.

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+ References

No definition available.

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