XML 167 R153.htm IDEA: XBRL DOCUMENT v3.21.1
Employees' Leaving Entitlement - Schedule of Expected Payments or Contributions to Defined Benefit Plan (Detail) - EUR (€)
€ in Thousands
12 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Within 1 year [member]    
Disclosure of net defined benefit liability (asset) [line items]    
Expected payments or contributions to defined benefit plan € 1,193 € 1,203
Between 2 and 5 years [member]    
Disclosure of net defined benefit liability (asset) [line items]    
Expected payments or contributions to defined benefit plan € 3,782 € 3,704