XML 151 R102.htm IDEA: XBRL DOCUMENT v3.21.1
Inventories - Summary of Inventories (Details) - EUR (€)
€ in Thousands
Dec. 31, 2020
Dec. 31, 2019
Classes Of Inventories [Abstract]    
Raw materials and supplies € 44,283 € 8,201
Unfinished goods 19,380 2,888
Finished goods 457 633
Total € 64,120 € 11,722