Revenue - Narratives (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022
Disaggregation of Revenue
Contract revenue recognized	$ 17.3	$ 17.7	$ 162.7	$ 114.6
Remaining performance obligation	$ 4,140.7		$ 4,140.7
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2023-10-01
Disaggregation of Revenue
Performance obligations expected to be satisfied, expected timing	12 months		12 months
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2023-10-01 | Maximum
Disaggregation of Revenue
Revenue, remaining performance obligation (percent)	55.00%		55.00%