XML 141 R126.htm IDEA: XBRL DOCUMENT v3.22.1
Trade Receivables - Summary of Trade Receivables by Geographic Region (Detail) - EUR (€)
€ in Thousands
Dec. 31, 2021
Dec. 31, 2020
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Total trade receivables, net € 41,259 € 33,934
Gross carrying amount [member]    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Total trade receivables, net 46,584 41,815
Gross carrying amount [member] | Italian Customers [Member]    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Total trade receivables, net 10,678 10,259
Gross carrying amount [member] | Other European Customers    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Total trade receivables, net 12,252 11,128
Gross carrying amount [member] | North American customers [member]    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Total trade receivables, net 7,232 5,447
Gross carrying amount [member] | South American customers [member]    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Total trade receivables, net 4,956 3,482
Gross carrying amount [member] | Chinese customers [member]    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Total trade receivables, net 7,059 6,873
Gross carrying amount [member] | Other foreign customers [member]    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Total trade receivables, net 4,407 4,626
Provision for doubtful accounts [member]    
Disclosure of reconciliation of changes in loss allowance and explanation of changes in gross carrying amount for financial instruments [line items]    
Total trade receivables, net € (5,325) € (7,881)