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Lease Obligations (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Lease Obligations (Details) [Line Items]
Operating lease expense	$ 20.1	$ 16.5	$ 13.0
Cash payments operating leases	17.7	14.5
Operating lease right of use asset	94.6	46.6
Operating lease liabilities	98.9	48.7
Operating lease liability non-current	$ 84.3	$ 39.0
Operating lease, weighted average remaining lease term	6 years 10 months 9 days	5 years 3 months 25 days
Operating lease discount rate	3.80%	4.60%
ROU [Member]
Lease Obligations (Details) [Line Items]
Operating lease assets	$ 60.7	$ 16.9
Liabilities amount	$ 60.7	$ 16.9

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Present value of lessee's discounted obligation for lease payments from operating lease, classified as noncurrent.

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Amount of lessee's right to use underlying asset under operating lease.

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- Definition

Amount of operating lease expense. Excludes sublease income.

+ References

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 842
-SubTopic 20
-Section 45
-Paragraph 4
-Subparagraph (b)
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Present value of lessee's discounted obligation for lease payments from operating lease.

+ References

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Amount of cash outflow from operating lease, excluding payments to bring another asset to condition and location necessary for its intended use.

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Amount of lessee's right to use underlying asset under operating lease.

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Weighted average discount rate for operating lease calculated at point in time.

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Weighted average remaining lease term for operating lease, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

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Amount of liabilities classified as other.

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