v3.26.1
Commitments and contingencies (Details) - ASIC
12 Months Ended
Dec. 31, 2025
USD ($)
ASIC Design  
Commitments and contingencies  
Liability recognized for potential warranty claims $ 0
ASIC Design | Minimum  
Commitments and contingencies  
Standard assurance type warrant term 3 months
ASIC Design | Maximum  
Commitments and contingencies  
Standard assurance type warrant term 6 months
ASIC Production  
Commitments and contingencies  
Standard assurance type warrant term 24 months
Liability recognized for potential warranty claims $ 0