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Revenues (Narrative) (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
Revenues (Narrative) (Details) - USD ($) $ in Millions	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023
Disaggregation of Revenue [Line Items]
Contract liability, revenue recognized	$ 58.3	$ 30.3	$ 132.4	$ 95.4
Revenue, remaining performance obligation	$ 86.8		$ 86.8
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2024-07-01
Disaggregation of Revenue [Line Items]
Remaining performance obligation, percent	39.00%		39.00%
Remaining performance obligation, period	6 months		6 months
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2025-01-01
Disaggregation of Revenue [Line Items]
Remaining performance obligation, percent	45.00%		45.00%
Remaining performance obligation, period	1 year		1 year
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2026-01-01
Disaggregation of Revenue [Line Items]
Remaining performance obligation, percent	16.00%		16.00%
Remaining performance obligation, period