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Changes in Significant Accounting Policies - Summary of Measurement of Financial Assets and Financial Liabilities (Detail) € in Thousands | Dec. 31, 2017 EUR (€)
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Disclosure of redesignated financial assets and liabilities [line items] |
Total financial assets, before initial application of IFRS 9 | € 107,235
Total financial assets, after initial application of IFRS 9 | 107,198
Total financial liabilities, before initial application of IFRS 9 | 155,573
Total financial liabilities, after initial application of IFRS 9 | 155,573
Financial assets at amortised cost, class [member] | Other Non Current Receivables [member] |
Disclosure of redesignated financial assets and liabilities [line items] |
Total financial assets, before initial application of IFRS 9 | 1,402
Total financial assets, after initial application of IFRS 9 | 1,402
Financial assets at amortised cost, class [member] | Trade receivables [member] |
Disclosure of redesignated financial assets and liabilities [line items] |
Total financial assets, before initial application of IFRS 9 | 37,549
Total financial assets, after initial application of IFRS 9 | 37,512
Financial assets at amortised cost, class [member] | Other Current Receivables [member] |
Disclosure of redesignated financial assets and liabilities [line items] |
Total financial assets, before initial application of IFRS 9 | 12,910
Total financial assets, after initial application of IFRS 9 | 12,910
Financial assets at amortised cost, class [member] | Cash and Cash Equivalent [member] |
Disclosure of redesignated financial assets and liabilities [line items] |
Total financial assets, before initial application of IFRS 9 | 55,035
Total financial assets, after initial application of IFRS 9 | 55,035
Financial assets at fair value through profit or loss, category [member] | Gains losses on derivative financial instruments [member] |
Disclosure of redesignated financial assets and liabilities [line items] |
Total financial assets, before initial application of IFRS 9 | 339
Total financial assets, after initial application of IFRS 9 | 339
Financial liabilities at amortised cost, class [member] | Long-term borrowings [member] |
Disclosure of redesignated financial assets and liabilities [line items] |
Total financial liabilities, before initial application of IFRS 9 | 25,717
Total financial liabilities, after initial application of IFRS 9 | 25,717
Financial liabilities at amortised cost, class [member] | Bank Overdraft and Short Term Borrowings [member] |
Disclosure of redesignated financial assets and liabilities [line items] |
Total financial liabilities, before initial application of IFRS 9 | 25,967
Total financial liabilities, after initial application of IFRS 9 | 25,967
Financial liabilities at amortised cost, class [member] | Trade Accounts Payable [member] |
Disclosure of redesignated financial assets and liabilities [line items] |
Total financial liabilities, before initial application of IFRS 9 | 76,035
Total financial liabilities, after initial application of IFRS 9 | 76,035
Financial liabilities at amortised cost, class [member] | Other Accounts Payable [member] |
Disclosure of redesignated financial assets and liabilities [line items] |
Total financial liabilities, before initial application of IFRS 9 | 27,587
Total financial liabilities, after initial application of IFRS 9 | 27,587
Financial liabilities at fair value through profit or loss, category [member] | Gains losses on derivative financial instruments [member] |
Disclosure of redesignated financial assets and liabilities [line items] |
Total financial liabilities, before initial application of IFRS 9 | 267
Total financial liabilities, after initial application of IFRS 9 | € 267

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