Annual report pursuant to Section 13 and 15(d)

Contracts in Progress - Schedule of Cost and Billings on Uncompleted Construction Type Long Term Contracts or Programs (Details)

v3.22.4
Contracts in Progress - Schedule of Cost and Billings on Uncompleted Construction Type Long Term Contracts or Programs (Details) - USD ($)
$ in Millions
Dec. 31, 2022
Dec. 31, 2021
Jun. 30, 2021
Revenue from Contract with Customer [Abstract]      
Costs incurred on contracts (from inception to completion) $ 249.6 $ 199.4 $ 185.8
Estimated earnings 163.1 125.5 133.2
Contracts in progress 412.7 324.9 319.0
Less: billings to date (371.8) (281.8) (261.9)
Less: write-offs 0.0 0.0 (2.7)
Costs in excess of billings uncompleted construction type contracts $ 40.9 $ 43.1 $ 54.4