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Long-term Borrowings - Summary of Detailed Information About Loans Outstanding (Detail) - EUR (€) € in Thousands | Dec. 31, 2021 | Dec. 31, 2020
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Disclosure Of Detailed Information About Borrowings [Line Items] |  |
Total long-term borrowings | € 17,439 | € 16,426
Less current installments | (3,862) | (7,124)
Long-term borrowings | 13,577 | 9,302
Three-month Euribor (360) plus a 4% spread long-term debt with final payment due September 2021 [member] |  |
Disclosure Of Detailed Information About Borrowings [Line Items] |  |
Total long-term borrowings |  | 750
Three-month Euribor (360) plus a 3.5% spread long-term debt with final payment due June 2022 [member] |  |
Disclosure Of Detailed Information About Borrowings [Line Items] |  |
Total long-term borrowings |  | 750
Three-month Euribor (360) plus a 2.2% spread long-term debt with final payment due August 2022 [member] |  |
Disclosure Of Detailed Information About Borrowings [Line Items] |  |
Total long-term borrowings | 139 |
Six-months Euribor (360) plus a 2.75% spread long-term debt with final payment due December 2022 [member] |  |
Disclosure Of Detailed Information About Borrowings [Line Items] |  |
Total long-term borrowings | 92 | 183
Three-month Euribor (360) plus a 1.9% spread long-term debt with final payment due June 2023 [member] |  |
Disclosure Of Detailed Information About Borrowings [Line Items] |  |
Total long-term borrowings | 621 | 1,025
Six-month Euribor (360) plus a 2.5% spread long-term debt with final payment due August 2023 [member] |  |
Disclosure Of Detailed Information About Borrowings [Line Items] |  |
Total long-term borrowings | 2,946 | 3,920
11.76% Fixed long-term debt with final payment due October 2023 [member] |  |
Disclosure Of Detailed Information About Borrowings [Line Items] |  |
Total long-term borrowings | 216 | 314
Six-month Euribor (360) plus a 2.75% spread long-term debt with final payment due March 2025 |  |
Disclosure Of Detailed Information About Borrowings [Line Items] |  |
Total long-term borrowings | 4,646 |
2.3% fixed long-term debt with final payment due January 2026 [member] |  |
Disclosure Of Detailed Information About Borrowings [Line Items] |  |
Total long-term borrowings | 4,518 | 5,562
No interest rate long-term debt with final payment due September 2027 [member] |  |
Disclosure Of Detailed Information About Borrowings [Line Items] |  |
Total long-term borrowings | 395 | 378
0.21% fixed long-term debt with final payment due December 2030 [member] |  |
Disclosure Of Detailed Information About Borrowings [Line Items] |  |
Total long-term borrowings | 2,963 | 3,257
80% of six-months Euribor (360) plus a 0.95% spread long-term debt with final payment due January 2035 [member] |  |
Disclosure Of Detailed Information About Borrowings [Line Items] |  |
Total long-term borrowings | € 903 | € 287

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