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Financial Instruments - Fair Values and Risk Management - Summary of Information about Credit Risk Exposure on Trade Receivables Using a Provision Matrix (Detail) - EUR (€) € in Thousands | Dec. 31, 2023 | Dec. 31, 2022
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Disclosure of credit risk exposure [line items] |  |
Total gross carrying amount | € 33,304 | € 39,056
Gross carrying amount [member] |  |
Disclosure of credit risk exposure [line items] |  |
Total gross carrying amount | 37,567 | 44,660
Credit risk [member] | Gross carrying amount [member] |  |
Disclosure of credit risk exposure [line items] |  |
Trade receivables subject to collective valuation | 1,995 | 2,514
Trade receivables subject to specific valuation | 35,572 | 42,146
Total gross carrying amount | 37,567 | 44,660
Expected credit loss | 89 | 43
Less than Thirty days [member] |  |
Disclosure of credit risk exposure [line items] |  |
Total gross carrying amount | 4,707 | 7,158
Less than Thirty days [member] | Credit risk [member] | Gross carrying amount [member] |  |
Disclosure of credit risk exposure [line items] |  |
Trade receivables subject to collective valuation | € 1,798 | € 2,332
Default rate | 0.86% | 0.53%
Expected credit loss | € 15 | € 12
Thirty to sixty days [member] |  |
Disclosure of credit risk exposure [line items] |  |
Total gross carrying amount | 1,053 | 1,355
Thirty to sixty days [member] | Credit risk [member] | Gross carrying amount [member] |  |
Disclosure of credit risk exposure [line items] |  |
Trade receivables subject to collective valuation | € 83 | € 68
Default rate | 13.06% | 5.46%
Expected credit loss | € 11 | € 4
Sixty One Days To Ninety Days [member] |  |
Disclosure of credit risk exposure [line items] |  |
Total gross carrying amount | 429 | 563
Sixty One Days To Ninety Days [member] | Credit risk [member] | Gross carrying amount [member] |  |
Disclosure of credit risk exposure [line items] |  |
Trade receivables subject to collective valuation | € 78 | € 84
Default rate | 37.78% | 17.08%
Expected credit loss | € 29 | € 14
Past Due Greater Than Ninety Days [member] | Credit risk [member] | Gross carrying amount [member] |  |
Disclosure of credit risk exposure [line items] |  |
Trade receivables subject to collective valuation | € 36 | € 30
Default rate | 95.31% | 43.47%
Expected credit loss | € 34 | € 13

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- Details
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- Details
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