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Revenue Recognition - Schedule of Net Under (Over) Billings (Details) - USD ($) $ in Millions	Jun. 30, 2024	Dec. 31, 2023
Revenue from Contract with Customer [Abstract]
Costs and estimated earnings in excess of billings on uncompleted contracts (contract assets)	$ 34.2	$ 31.7
Billings in excess of costs and estimated earnings on uncompleted contracts (contract liabilities)	(10.7)	(10.1)
Net under billings	$ 23.5	$ 21.6

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