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Revenue, Remaining performance obligations (Details)
$ in Millions
Sep. 30, 2025
USD ($)
Remaining performance obligations [Abstract]  
Remaining performance obligations $ 3.7
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2025-10-01  
Remaining performance obligations [Abstract]  
Remaining performance obligations $ 3.4
Expected timing of satisfaction, period 12 months
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2026-10-01  
Remaining performance obligations [Abstract]  
Remaining performance obligations $ 0.2
Expected timing of satisfaction, period 12 months
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2027-10-01  
Remaining performance obligations [Abstract]  
Remaining performance obligations
Expected timing of satisfaction, period 12 months