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Employee benefits - Deferred Compensation Plan (Details) - EUR (€)
12 Months Ended
Dec. 31, 2022
Dec. 31, 2021
Dec. 31, 2020
Retirement Benefits [Abstract]      
Cymer compensation plan deferral period 3 years    
Cymer compensation plan expenses € 0 € 0 € 0
Deferred compensation plan liability 70,500,000 82,400,000  
Compensation plan assets € 71,100,000 € 81,400,000