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Contracts in Progress - Schedule of Costs in Excess of Billings and Billings in Excess of Costs on Uncompleted Contracts (Details) - USD ($) $ in Millions | 12 Months Ended
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Dec. 31, 2023 | Dec. 31, 2022
Disaggregation of Revenue [Line Items] |  |
Costs and estimated earnings in excess of billings on uncompleted contracts – current | $ 48.7 | $ 50.0
Uncompleted Contracts |  |
Disaggregation of Revenue [Line Items] |  |
Costs and estimated earnings in excess of billings on uncompleted contracts – current | 48.7 | 50.0
Costs and estimated earnings in excess of billings on uncompleted contracts – noncurrent | 18.2 | 17.3
Billings in excess of costs and estimated earnings on uncompleted contracts – current | (41.1) | (25.5)
Billings in excess of costs and estimated earnings on uncompleted contracts – non-current | (3.9) | (0.9)
Contract with customer, asset, net billings | $ 21.9 | $ 40.9

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