Contracts in Progress - Remaining Performance Obligation (Details) $ in Millions	6 Months Ended
	Jun. 30, 2022 USD ($)
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction
Performance obligations expected to be satisfied	$ 603.2
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2022-07-01
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction
Performance obligations expected to be satisfied	$ 487.1
Performance obligations expected to be satisfied, percentage	81.00%
Performance obligations expected to be satisfied, expected timing	12 months