Commitments and Contingencies - Other and Bonds (Details) - USD ($) $ in Millions	3 Months Ended	12 Months Ended
	Mar. 31, 2023	Dec. 31, 2023	Dec. 31, 2022
Commitments and Contingencies
Gain (loss) related to settlement agreements			$ 5.1
Dispute With Customer
Commitments and Contingencies
Gain (loss) related to settlement agreements	$ 6.8
Surety | Minimum
Surety
Percentage of business which has required bonds		10.00%
Surety | Maximum
Surety
Percentage of business which has required bonds		20.00%
Gross Profit. | Dispute With Customer
Commitments and Contingencies
Gain (loss) related to settlement agreements	6.6
Selling, General and Administrative Expenses | Dispute With Customer
Commitments and Contingencies
Gain (loss) related to settlement agreements	0.7
Interest Income | Dispute With Customer
Commitments and Contingencies
Gain (loss) related to settlement agreements	1.3
Change in Fair Value of Contingent Earn-Out Obligations | Dispute With Customer
Commitments and Contingencies
Gain (loss) related to settlement agreements	$ 1.8