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Revenue from contracts with customers Remaining performance obligations (Details 3)
$ in Millions
Dec. 31, 2022
USD ($)
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items]  
Remaining performance obligation, amount $ 3,500.0
Remaining performance obligation, expected timing of satisfaction, start date: 2023-01-01  
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items]  
Remaining performance obligation, amount $ 2,700.0
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Period 12 months
Remaining performance obligation, expected timing of satisfaction, start date: 2024-01-01  
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items]  
Remaining performance obligation, amount $ 411.8
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Period 13 months
Remaining performance obligation, expected timing of satisfaction, start date: 2025-01-01  
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items]  
Remaining performance obligation, amount $ 429.1
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Period 25 months