Annual and transition report of foreign private issuers pursuant to Section 13 or 15(d)

Qualitative and Quantitative Information of Financial Risks - Financial Liabilities Composition and Impact of Hedging Instrument on Statement of Financial Position (Details)

v3.22.1
Qualitative and Quantitative Information of Financial Risks - Financial Liabilities Composition and Impact of Hedging Instrument on Statement of Financial Position (Details)
€ in Thousands
 12 Months Ended
Dec. 31, 2021
EUR (€)
Dec. 31, 2020
EUR (€)
Notes    
Disclosure Of Nature And Extent Of Risks Arising From Financial Instruments [Line Items]    
Total € 49,620 € 49,573
Interest Rate Risk    
Disclosure Of Nature And Extent Of Risks Arising From Financial Instruments [Line Items]    
Total nominal amount 224,455 346,442
Financial liabilities, effect amortized cost (771) (1,122)
Total 223,684 345,320
Interest Rate Risk | IRS    
Disclosure Of Nature And Extent Of Risks Arising From Financial Instruments [Line Items]    
Total nominal amount € 167,864 € 229,772
Percentage on Total 0.75 0.67
Interest Rate Risk | FIX    
Disclosure Of Nature And Extent Of Risks Arising From Financial Instruments [Line Items]    
Total nominal amount € 56,150 € 63,806
Percentage on Total 0.25 0.18
Interest Rate Risk | Floating    
Disclosure Of Nature And Extent Of Risks Arising From Financial Instruments [Line Items]    
Total nominal amount € 441 € 52,864
Percentage on Total 0 0.15
Interest Rate Risk | MtM IRS Derivatives    
Disclosure Of Nature And Extent Of Risks Arising From Financial Instruments [Line Items]    
MtM Derivates € (1,681) € (4,402)
Interest Rate Risk | Bank Loans    
Disclosure Of Nature And Extent Of Risks Arising From Financial Instruments [Line Items]    
Total nominal amount 170,954 286,965
Financial liabilities, effect amortized cost (391) (695)
Total € 170,563 € 286,270
Line item in the statement of financial position Current financial liabilities/Non-current financial liabilities Current financial liabilities/Non-current financial liabilities
Interest Rate Risk | Bank Loans | IRS    
Disclosure Of Nature And Extent Of Risks Arising From Financial Instruments [Line Items]    
Total nominal amount € 167,864 € 229,772
Interest Rate Risk | Bank Loans | FIX    
Disclosure Of Nature And Extent Of Risks Arising From Financial Instruments [Line Items]    
Total nominal amount 2,686 12,838
Interest Rate Risk | Bank Loans | Floating    
Disclosure Of Nature And Extent Of Risks Arising From Financial Instruments [Line Items]    
Total nominal amount 404 44,355
Interest Rate Risk | Bank Loans | MtM IRS Derivatives    
Disclosure Of Nature And Extent Of Risks Arising From Financial Instruments [Line Items]    
MtM Derivates (1,681) (4,402)
Interest Rate Risk | Bank Overdrafts    
Disclosure Of Nature And Extent Of Risks Arising From Financial Instruments [Line Items]    
Total nominal amount 37 582
Total € 37 € 582
Line item in the statement of financial position Other financial liabilities Other financial liabilities
Interest Rate Risk | Bank Overdrafts | Floating    
Disclosure Of Nature And Extent Of Risks Arising From Financial Instruments [Line Items]    
Total nominal amount € 37 € 582
Interest Rate Risk | Financial Payables for Share Acquisition    
Disclosure Of Nature And Extent Of Risks Arising From Financial Instruments [Line Items]    
Total nominal amount   7,927
Total   € 7,927
Line item in the statement of financial position Current financial liabilities Current financial liabilities
Interest Rate Risk | Financial Payables for Share Acquisition | Floating    
Disclosure Of Nature And Extent Of Risks Arising From Financial Instruments [Line Items]    
Total nominal amount   € 7,927
Interest Rate Risk | Financial Liabilities Due to Related Parties    
Disclosure Of Nature And Extent Of Risks Arising From Financial Instruments [Line Items]    
Total nominal amount € 940 968
Total € 940 € 968
Line item in the statement of financial position Current financial liabilities Current financial liabilities
Interest Rate Risk | Financial Liabilities Due to Related Parties | FIX    
Disclosure Of Nature And Extent Of Risks Arising From Financial Instruments [Line Items]    
Total nominal amount € 940 € 968
Interest Rate Risk | Financial Liabilities Due to Other Lenders    
Disclosure Of Nature And Extent Of Risks Arising From Financial Instruments [Line Items]    
Total nominal amount 2,524  
Total € 2,524  
Line item in the statement of financial position Current financial liabilities/Non-current financial liabilities  
Interest Rate Risk | Financial Liabilities Due to Other Lenders | FIX    
Disclosure Of Nature And Extent Of Risks Arising From Financial Instruments [Line Items]    
Total nominal amount € 2,524  
Interest Rate Risk | Notes    
Disclosure Of Nature And Extent Of Risks Arising From Financial Instruments [Line Items]    
Total nominal amount 50,000 50,000
Financial liabilities, effect amortized cost (380) (427)
Total € 49,620 € 49,573
Line item in the statement of financial position Non-current financial liabilities Non-current financial liabilities
Interest Rate Risk | Notes | FIX    
Disclosure Of Nature And Extent Of Risks Arising From Financial Instruments [Line Items]    
Total nominal amount € 50,000 € 50,000