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Financial Instruments - Fair Values and Risk Management - Summary of Changes in Liabilities Arising from Financing Activities (Detail) - EUR (€) € in Thousands | 12 Months Ended
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Dec. 31, 2018 | Dec. 31, 2017
Disclosure of reconciliation of liabilities arising from financing activities [line items] |  |
Beginning balance | € 51,951 | € 43,681
Cash flows | 4,407 | 9,296
Changes in fair value | 53 | (1,026)
Ending balance | 56,411 | 51,951
Long-term borrowings [member] |  |
Disclosure of reconciliation of liabilities arising from financing activities [line items] |  |
Beginning balance | 25,717 | 17,961
Cash flows | (4,774) | 7,756
Ending balance | 20,943 | 25,717
Bank Overdraft and Short Term Borrowings [member] |  |
Disclosure of reconciliation of liabilities arising from financing activities [line items] |  |
Beginning balance | 25,967 | 24,427
Cash flows | 9,181 | 1,540
Ending balance | 35,148 | 25,967
Losses on derivative financial instruments [member] |  |
Disclosure of reconciliation of liabilities arising from financing activities [line items] |  |
Beginning balance | 267 | 1,293
Changes in fair value | 53 | (1,026)
Ending balance | € 320 | € 267

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- Definition The increase (decrease) in liabilities arising from financing activities resulting from changes in fair values. [Refer: Liabilities arising from financing activities] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 7 -IssueDate 2018-01-01 -Paragraph 44B -Subparagraph d -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=7&date=2018-03-01&anchor=para_44B_d&doctype=Standard -URIDate 2018-03-16 + Details
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- Definition The amount of liabilities for which cash flows were, or future cash flows will be, classified in the statement of cash flows as cash flows from financing activities. [Refer: Cash flows from (used in) financing activities; Liabilities] + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Name IAS -Number 7 -IssueDate 2018-01-01 -Paragraph 44D -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=7&date=2018-03-01&anchor=para_44D&doctype=Standard -URIDate 2018-03-16 + Details
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