Quarterly report pursuant to Section 13 or 15(d)

Contracts in Progress - Schedule of Cost and Billings on Uncompleted Construction Contracts (Details)

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Contracts in Progress - Schedule of Cost and Billings on Uncompleted Construction Contracts (Details) - USD ($)
$ in Millions
Mar. 31, 2024
Dec. 31, 2023
Revenue from Contract with Customer [Abstract]    
Costs incurred on contracts (from inception to completion) $ 353.1 $ 324.5
Estimated earnings 211.8 208.7
Contracts in progress 564.9 533.2
Less: billings to date (524.3) (511.3)
Contract with customer, asset (liability), net $ 40.6 $ 21.9