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Components of Lease Expense (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Components of lease expense
Operating lease cost	$ 15.9	$ 17.7	$ 18.6
Finance lease cost
Amortization of right-of-use assets	1.3	2.9	7.4
Interest on lease liabilities	0.1	0.3	0.6
Total finance lease cost	$ 1.4	$ 3.2	$ 8.0

X

- Definition

Components of lease expense

+ References

No definition available.

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- Definition

Finance lease cost.

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- Definition

Amount of interest expense on finance lease liability.

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- Definition

Amount of amortization expense attributable to right-of-use asset from finance lease.

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Amount of single lease cost, calculated by allocation of remaining cost of lease over remaining lease term. Includes, but is not limited to, single lease cost, after impairment of right-of-use asset, calculated by amortization of remaining right-of-use asset and accretion of lease liability.

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