CIK 0001838716
| Fakt | Wert | Zeit | Quelle |
|---|---|---|---|
| accounts_payable | {"unit": "EUR", "value": 1042054, "concept": "us-gaap:AccountsPayableCurrent"} | 2022-12-31 | sec_edgar |
| accounts_payable | {"unit": "EUR", "value": 247911, "concept": "us-gaap:AccountsPayableCurrent"} | 2022-06-30 | sec_edgar |
| accounts_payable | {"unit": "EUR", "value": 164819, "concept": "us-gaap:AccountsPayableCurrent"} | 2021-12-31 | sec_edgar |
| accounts_payable | {"unit": "EUR", "value": 544988, "concept": "us-gaap:AccountsPayableCurrent"} | 2020-12-31 | sec_edgar |
| capex | {"unit": "EUR", "value": 7625, "concept": "us-gaap:PaymentsToAcquirePropertyPlantAndEquipm | 2025-12-31 | sec_edgar |
| capex | {"unit": "EUR", "value": 7625, "concept": "us-gaap:PaymentsToAcquirePropertyPlantAndEquipm | 2025-06-30 | sec_edgar |
| capex | {"unit": "EUR", "value": 4468, "concept": "us-gaap:PaymentsToAcquirePropertyPlantAndEquipm | 2024-12-31 | sec_edgar |
| capex | {"unit": "EUR", "value": 1869, "concept": "us-gaap:PaymentsToAcquirePropertyPlantAndEquipm | 2024-06-30 | sec_edgar |
| capex | {"unit": "EUR", "value": 13791, "concept": "us-gaap:PaymentsToAcquirePropertyPlantAndEquip | 2023-12-31 | sec_edgar |
| capex | {"unit": "EUR", "value": 12437, "concept": "us-gaap:PaymentsToAcquirePropertyPlantAndEquip | 2023-06-30 | sec_edgar |
| capex | {"unit": "EUR", "value": 27070, "concept": "us-gaap:PaymentsToAcquirePropertyPlantAndEquip | 2022-12-31 | sec_edgar |
| capex | {"unit": "EUR", "value": 2813, "concept": "us-gaap:PaymentsToAcquirePropertyPlantAndEquipm | 2022-06-30 | sec_edgar |
| capex | {"unit": "EUR", "value": 9009, "concept": "us-gaap:PaymentsToAcquirePropertyPlantAndEquipm | 2021-12-31 | sec_edgar |
| capex | {"unit": "EUR", "value": 3727, "concept": "us-gaap:PaymentsToAcquirePropertyPlantAndEquipm | 2021-06-30 | sec_edgar |
| capex | {"unit": "EUR", "value": 20871, "concept": "us-gaap:PaymentsToAcquirePropertyPlantAndEquip | 2020-12-31 | sec_edgar |
| cash_and_equivalents | {"unit": "EUR", "value": 5527672, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValu | 2025-12-31 | sec_edgar |
| cash_and_equivalents | {"unit": "EUR", "value": 5176632, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValu | 2025-06-30 | sec_edgar |
| cash_and_equivalents | {"unit": "EUR", "value": 4581749, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValu | 2024-12-31 | sec_edgar |
| cash_and_equivalents | {"unit": "EUR", "value": 6187966, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValu | 2024-06-30 | sec_edgar |
| cash_and_equivalents | {"unit": "EUR", "value": 3691420, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValu | 2023-12-31 | sec_edgar |
| cash_and_equivalents | {"unit": "EUR", "value": 12213260, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingVal | 2023-06-30 | sec_edgar |
| cash_and_equivalents | {"unit": "EUR", "value": 29794856, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingVal | 2022-12-31 | sec_edgar |
| cash_and_equivalents | {"unit": "EUR", "value": 34671156, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingVal | 2022-06-30 | sec_edgar |
| cash_and_equivalents | {"amount": 25700000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency | 2021-12-31 | sec_edgar |
| cash_and_equivalents | {"unit": "EUR", "value": 15465243, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingVal | 2020-12-31 | sec_edgar |
| cashflow_financing | {"unit": "EUR", "value": 22287458, "concept": "us-gaap:NetCashProvidedByUsedInFinancingAct | 2025-12-31 | sec_edgar |
| cashflow_financing | {"unit": "EUR", "value": 10477061, "concept": "us-gaap:NetCashProvidedByUsedInFinancingAct | 2025-06-30 | sec_edgar |
| cashflow_financing | {"unit": "EUR", "value": 270885, "concept": "us-gaap:NetCashProvidedByUsedInFinancingActiv | 2024-12-31 | sec_edgar |
| cashflow_financing | {"unit": "EUR", "value": 270885, "concept": "us-gaap:NetCashProvidedByUsedInFinancingActiv | 2024-06-30 | sec_edgar |
| cashflow_financing | {"unit": "EUR", "value": 531, "concept": "us-gaap:NetCashProvidedByUsedInFinancingActiviti | 2023-12-31 | sec_edgar |
| cashflow_financing | {"unit": "EUR", "value": 28742102, "concept": "us-gaap:NetCashProvidedByUsedInFinancingAct | 2021-12-31 | sec_edgar |
| cashflow_financing | {"unit": "EUR", "value": -216741, "concept": "us-gaap:NetCashProvidedByUsedInFinancingActi | 2021-06-30 | sec_edgar |
| cashflow_financing | {"unit": "EUR", "value": 1389316, "concept": "us-gaap:NetCashProvidedByUsedInFinancingActi | 2020-12-31 | sec_edgar |
| cashflow_financing | {"unit": "EUR", "value": 14768202, "concept": "us-gaap:NetCashProvidedByUsedInFinancingAct | 2019-12-31 | sec_edgar |
| cashflow_investing | {"unit": "EUR", "value": -14543936, "concept": "us-gaap:NetCashProvidedByUsedInInvestingAc | 2025-12-31 | sec_edgar |
| cashflow_investing | {"unit": "EUR", "value": -4436757, "concept": "us-gaap:NetCashProvidedByUsedInInvestingAct | 2025-06-30 | sec_edgar |
| cashflow_investing | {"unit": "EUR", "value": 6883064, "concept": "us-gaap:NetCashProvidedByUsedInInvestingActi | 2024-12-31 | sec_edgar |
| cashflow_investing | {"unit": "EUR", "value": 4299916, "concept": "us-gaap:NetCashProvidedByUsedInInvestingActi | 2024-06-30 | sec_edgar |
| cashflow_investing | {"unit": "EUR", "value": -14892666, "concept": "us-gaap:NetCashProvidedByUsedInInvestingAc | 2023-12-31 | sec_edgar |
| cashflow_investing | {"unit": "EUR", "value": -10001467, "concept": "us-gaap:NetCashProvidedByUsedInInvestingAc | 2023-06-30 | sec_edgar |
| cashflow_investing | {"unit": "EUR", "value": -27070, "concept": "us-gaap:NetCashProvidedByUsedInInvestingActiv | 2022-12-31 | sec_edgar |
| cashflow_investing | {"unit": "EUR", "value": -2813, "concept": "us-gaap:NetCashProvidedByUsedInInvestingActivi | 2022-06-30 | sec_edgar |
| cashflow_investing | {"unit": "EUR", "value": -9009, "concept": "us-gaap:NetCashProvidedByUsedInInvestingActivi | 2021-12-31 | sec_edgar |
| cashflow_investing | {"unit": "EUR", "value": -3727, "concept": "us-gaap:NetCashProvidedByUsedInInvestingActivi | 2021-06-30 | sec_edgar |
| cashflow_investing | {"unit": "EUR", "value": -20871, "concept": "us-gaap:NetCashProvidedByUsedInInvestingActiv | 2020-12-31 | sec_edgar |
| cashflow_operating | {"unit": "EUR", "value": -6867959, "concept": "us-gaap:NetCashProvidedByUsedInOperatingAct | 2025-12-31 | sec_edgar |
| cashflow_operating | {"unit": "EUR", "value": -5515084, "concept": "us-gaap:NetCashProvidedByUsedInOperatingAct | 2025-06-30 | sec_edgar |
| cashflow_operating | {"unit": "EUR", "value": -6240174, "concept": "us-gaap:NetCashProvidedByUsedInOperatingAct | 2024-12-31 | sec_edgar |
| cashflow_operating | {"unit": "EUR", "value": -2058174, "concept": "us-gaap:NetCashProvidedByUsedInOperatingAct | 2024-06-30 | sec_edgar |
| cashflow_operating | {"unit": "EUR", "value": -11205023, "concept": "us-gaap:NetCashProvidedByUsedInOperatingAc | 2023-12-31 | sec_edgar |
| cashflow_operating | {"unit": "EUR", "value": -7580129, "concept": "us-gaap:NetCashProvidedByUsedInOperatingAct | 2023-06-30 | sec_edgar |
| cashflow_operating | {"unit": "EUR", "value": -7418236, "concept": "us-gaap:NetCashProvidedByUsedInOperatingAct | 2022-12-31 | sec_edgar |
| cashflow_operating | {"unit": "EUR", "value": -2566193, "concept": "us-gaap:NetCashProvidedByUsedInOperatingAct | 2022-06-30 | sec_edgar |
| cashflow_operating | {"unit": "EUR", "value": -6958174, "concept": "us-gaap:NetCashProvidedByUsedInOperatingAct | 2021-12-31 | sec_edgar |
| cashflow_operating | {"unit": "EUR", "value": -4690869, "concept": "us-gaap:NetCashProvidedByUsedInOperatingAct | 2021-06-30 | sec_edgar |
| cashflow_operating | {"unit": "EUR", "value": -6044581, "concept": "us-gaap:NetCashProvidedByUsedInOperatingAct | 2020-12-31 | sec_edgar |
| cashflow_operating | {"unit": "EUR", "value": -2490187, "concept": "us-gaap:NetCashProvidedByUsedInOperatingAct | 2019-12-31 | sec_edgar |
| common_shares_issued | {"unit": "shares", "value": 23432183, "concept": "us-gaap:CommonStockSharesIssued"} | 2025-12-31 | sec_edgar |
| common_shares_issued | {"unit": "shares", "value": 19146468, "concept": "us-gaap:CommonStockSharesIssued"} | 2025-06-30 | sec_edgar |
| common_shares_issued | {"unit": "shares", "value": 18289866, "concept": "us-gaap:CommonStockSharesIssued"} | 2024-12-31 | sec_edgar |
| common_shares_issued | {"unit": "shares", "value": 18289866, "concept": "us-gaap:CommonStockSharesIssued"} | 2024-06-30 | sec_edgar |
| common_shares_issued | {"unit": "shares", "value": 18216958, "concept": "us-gaap:CommonStockSharesIssued"} | 2023-12-31 | sec_edgar |
| common_shares_issued | {"unit": "shares", "value": 18216858, "concept": "us-gaap:CommonStockSharesIssued"} | 2023-06-30 | sec_edgar |
| common_shares_issued | {"unit": "shares", "value": 18216858, "concept": "us-gaap:CommonStockSharesIssued"} | 2022-12-31 | sec_edgar |
| common_shares_issued | {"unit": "shares", "value": 18216858, "concept": "us-gaap:CommonStockSharesIssued"} | 2022-06-30 | sec_edgar |
| common_shares_issued | {"unit": "shares", "value": 18216858, "concept": "us-gaap:CommonStockSharesIssued"} | 2021-12-31 | sec_edgar |
| common_shares_issued | {"unit": "shares", "value": 18216858, "concept": "us-gaap:CommonStockSharesIssued"} | 2020-12-31 | sec_edgar |
| common_shares_outstanding | {"unit": "shares", "value": 23432183, "concept": "us-gaap:CommonStockSharesOutstanding"} | 2025-12-31 | sec_edgar |
| common_shares_outstanding | {"unit": "shares", "value": 19146468, "concept": "us-gaap:CommonStockSharesOutstanding"} | 2025-06-30 | sec_edgar |
| common_shares_outstanding | {"unit": "shares", "value": 19146468, "concept": "us-gaap:CommonStockSharesOutstanding"} | 2025-03-20 | sec_edgar |
| common_shares_outstanding | {"unit": "shares", "value": 18289866, "concept": "us-gaap:CommonStockSharesOutstanding"} | 2024-12-31 | sec_edgar |
| common_shares_outstanding | {"unit": "shares", "value": 18289866, "concept": "us-gaap:CommonStockSharesOutstanding"} | 2024-06-30 | sec_edgar |
| common_shares_outstanding | {"unit": "shares", "value": 18216958, "concept": "dei:EntityCommonStockSharesOutstanding"} | 2023-12-31 | sec_edgar |
| common_shares_outstanding | {"unit": "shares", "value": 18216858, "concept": "us-gaap:CommonStockSharesOutstanding"} | 2023-06-30 | sec_edgar |
| common_shares_outstanding | {"unit": "shares", "value": 18216858, "concept": "us-gaap:CommonStockSharesOutstanding"} | 2022-12-31 | sec_edgar |
| common_shares_outstanding | {"unit": "shares", "value": 18216858, "concept": "us-gaap:CommonStockSharesOutstanding"} | 2022-06-30 | sec_edgar |
| common_shares_outstanding | {"unit": "shares", "value": 18216858, "concept": "dei:EntityCommonStockSharesOutstanding"} | 2022-04-26 | sec_edgar |
| common_shares_outstanding | {"unit": "shares", "value": 18216858, "concept": "us-gaap:CommonStockSharesOutstanding"} | 2021-12-31 | sec_edgar |
| common_shares_outstanding | {"unit": "shares", "value": 18216858, "concept": "us-gaap:CommonStockSharesOutstanding"} | 2020-12-31 | sec_edgar |
| current_assets | {"unit": "EUR", "value": 29979552, "concept": "us-gaap:AssetsCurrent"} | 2025-12-31 | sec_edgar |
| current_assets | {"unit": "EUR", "value": 20995066, "concept": "us-gaap:AssetsCurrent"} | 2025-06-30 | sec_edgar |
| current_assets | {"unit": "EUR", "value": 14472977, "concept": "us-gaap:AssetsCurrent"} | 2024-12-31 | sec_edgar |
| current_assets | {"unit": "EUR", "value": 18569473, "concept": "us-gaap:AssetsCurrent"} | 2024-06-30 | sec_edgar |
| current_assets | {"unit": "EUR", "value": 21256258, "concept": "us-gaap:AssetsCurrent"} | 2023-12-31 | sec_edgar |
| current_assets | {"unit": "EUR", "value": 24516040, "concept": "us-gaap:AssetsCurrent"} | 2023-06-30 | sec_edgar |
| current_assets | {"unit": "EUR", "value": 31721368, "concept": "us-gaap:AssetsCurrent"} | 2022-12-31 | sec_edgar |
| current_assets | {"unit": "EUR", "value": 37408264, "concept": "us-gaap:AssetsCurrent"} | 2022-06-30 | sec_edgar |
| current_assets | {"unit": "EUR", "value": 38759185, "concept": "us-gaap:AssetsCurrent"} | 2021-12-31 | sec_edgar |
| current_assets | {"unit": "EUR", "value": 16534176, "concept": "us-gaap:AssetsCurrent"} | 2020-12-31 | sec_edgar |
| current_liabilities | {"unit": "EUR", "value": 2117885, "concept": "us-gaap:LiabilitiesCurrent"} | 2025-12-31 | sec_edgar |
| current_liabilities | {"unit": "EUR", "value": 1591067, "concept": "us-gaap:LiabilitiesCurrent"} | 2025-06-30 | sec_edgar |
| current_liabilities | {"unit": "EUR", "value": 2099362, "concept": "us-gaap:LiabilitiesCurrent"} | 2024-12-31 | sec_edgar |
| current_liabilities | {"unit": "EUR", "value": 1995823, "concept": "us-gaap:LiabilitiesCurrent"} | 2024-06-30 | sec_edgar |
| current_liabilities | {"unit": "EUR", "value": 1735639, "concept": "us-gaap:LiabilitiesCurrent"} | 2023-12-31 | sec_edgar |
| current_liabilities | {"unit": "EUR", "value": 1771512, "concept": "us-gaap:LiabilitiesCurrent"} | 2023-06-30 | sec_edgar |
| current_liabilities | {"unit": "EUR", "value": 2183513, "concept": "us-gaap:LiabilitiesCurrent"} | 2022-12-31 | sec_edgar |
| current_liabilities | {"unit": "EUR", "value": 1201038, "concept": "us-gaap:LiabilitiesCurrent"} | 2022-06-30 | sec_edgar |
| current_liabilities | {"unit": "EUR", "value": 1135039, "concept": "us-gaap:LiabilitiesCurrent"} | 2021-12-31 | sec_edgar |
| current_liabilities | {"unit": "EUR", "value": 2333418, "concept": "us-gaap:LiabilitiesCurrent"} | 2020-12-31 | sec_edgar |
| dei:EntityCommonStockSharesOutstanding | {"unit": "shares", "value": 23432183} | 2025-12-31 | sec_edgar |
| dei:EntityCommonStockSharesOutstanding | {"unit": "shares", "value": 18289866} | 2024-12-31 | sec_edgar |
| dei:EntityCommonStockSharesOutstanding | {"unit": "shares", "value": 18216958} | 2023-12-31 | sec_edgar |
| dei:EntityCommonStockSharesOutstanding | {"unit": "shares", "value": 18216858} | 2022-12-31 | sec_edgar |
| dei:EntityCommonStockSharesOutstanding | {"unit": "shares", "value": 18216858} | 2022-04-26 | sec_edgar |
| depreciation_amortization | {"unit": "EUR", "value": 28082, "concept": "us-gaap:DepreciationDepletionAndAmortization"} | 2025-12-31 | sec_edgar |
| depreciation_amortization | {"unit": "EUR", "value": 44523, "concept": "us-gaap:DepreciationDepletionAndAmortization"} | 2024-12-31 | sec_edgar |
| depreciation_amortization | {"unit": "EUR", "value": 22132, "concept": "us-gaap:DepreciationDepletionAndAmortization"} | 2024-06-30 | sec_edgar |
| depreciation_amortization | {"unit": "EUR", "value": 42453, "concept": "us-gaap:DepreciationDepletionAndAmortization"} | 2023-12-31 | sec_edgar |
| depreciation_amortization | {"unit": "EUR", "value": 21143, "concept": "us-gaap:DepreciationDepletionAndAmortization"} | 2023-06-30 | sec_edgar |
| depreciation_amortization | {"unit": "EUR", "value": 6140, "concept": "us-gaap:DepreciationDepletionAndAmortization"} | 2022-12-31 | sec_edgar |
| depreciation_amortization | {"unit": "EUR", "value": 2813, "concept": "us-gaap:DepreciationDepletionAndAmortization"} | 2022-06-30 | sec_edgar |
| depreciation_amortization | {"unit": "EUR", "value": 4889, "concept": "us-gaap:DepreciationDepletionAndAmortization"} | 2021-12-31 | sec_edgar |
| depreciation_amortization | {"unit": "EUR", "value": 2086, "concept": "us-gaap:DepreciationDepletionAndAmortization"} | 2021-06-30 | sec_edgar |
| depreciation_amortization | {"unit": "EUR", "value": 1900, "concept": "us-gaap:DepreciationDepletionAndAmortization"} | 2020-12-31 | sec_edgar |
| eps_basic | {"per": "shares", "amount": -0.2, "concept": "us-gaap:EarningsPerShareBasic", "currency": | 2025-06-30 | sec_edgar |
| eps_basic | {"per": "shares", "amount": -0.22, "concept": "us-gaap:EarningsPerShareBasic", "currency": | 2024-06-30 | sec_edgar |
| eps_basic | {"per": "shares", "amount": -0.64, "concept": "us-gaap:EarningsPerShareBasic", "currency": | 2023-12-31 | sec_edgar |
| eps_basic | {"per": "shares", "amount": -0.37, "concept": "us-gaap:EarningsPerShareBasic", "currency": | 2023-06-30 | sec_edgar |
| eps_basic | {"per": "shares", "amount": -0.47, "concept": "us-gaap:EarningsPerShareBasic", "currency": | 2022-12-31 | sec_edgar |
| eps_basic | {"per": "shares", "amount": -0.12, "concept": "us-gaap:EarningsPerShareBasic", "currency": | 2022-06-30 | sec_edgar |
| eps_basic | {"per": "shares", "amount": -0.37, "concept": "us-gaap:EarningsPerShareBasic", "currency": | 2021-12-31 | sec_edgar |
| eps_basic | {"per": "shares", "amount": -0.27, "concept": "us-gaap:EarningsPerShareBasic", "currency": | 2021-06-30 | sec_edgar |
| eps_diluted | {"per": "shares", "amount": -0.33, "concept": "us-gaap:EarningsPerShareDiluted", "currency | 2025-12-31 | sec_edgar |
| eps_diluted | {"per": "shares", "amount": -0.49, "concept": "us-gaap:EarningsPerShareDiluted", "currency | 2024-12-31 | sec_edgar |
| eps_diluted | {"per": "shares", "amount": -0.64, "concept": "us-gaap:EarningsPerShareDiluted", "currency | 2023-12-31 | sec_edgar |
| eps_diluted | {"per": "shares", "amount": -0.47, "concept": "us-gaap:EarningsPerShareDiluted", "currency | 2022-12-31 | sec_edgar |
| eps_diluted | {"per": "shares", "amount": -0.37, "concept": "us-gaap:EarningsPerShareDiluted", "currency | 2021-12-31 | sec_edgar |
| industry_sic | {"code": "2836", "scheme": "SIC", "description": "Biological Products, (No Diagnostic Subs | sec_edgar | |
| intangible_assets | {"unit": "EUR", "value": 87000, "concept": "us-gaap:IntangibleAssetsNetExcludingGoodwill"} | 2022-12-31 | sec_edgar |
| marketable_securities | {"unit": "EUR", "value": 22621518, "concept": "us-gaap:MarketableSecuritiesCurrent"} | 2025-12-31 | sec_edgar |
| marketable_securities | {"unit": "EUR", "value": 12491755, "concept": "us-gaap:MarketableSecuritiesCurrent"} | 2025-06-30 | sec_edgar |
| marketable_securities | {"unit": "EUR", "value": 8078002, "concept": "us-gaap:MarketableSecuritiesCurrent"} | 2024-12-31 | sec_edgar |
| marketable_securities | {"unit": "EUR", "value": 10718210, "concept": "us-gaap:MarketableSecuritiesCurrent"} | 2024-06-30 | sec_edgar |
| marketable_securities | {"unit": "EUR", "value": 15084284, "concept": "us-gaap:MarketableSecuritiesCurrent"} | 2023-12-31 | sec_edgar |
| marketable_securities | {"unit": "EUR", "value": 9998547, "concept": "us-gaap:MarketableSecuritiesCurrent"} | 2023-06-30 | sec_edgar |
| net_income | {"unit": "EUR", "value": -6529827, "concept": "us-gaap:NetIncomeLoss"} | 2025-12-31 | sec_edgar |
| net_income | {"unit": "EUR", "value": -3826585, "concept": "us-gaap:NetIncomeLoss"} | 2025-06-30 | sec_edgar |
| net_income | {"unit": "EUR", "value": -8912495, "concept": "us-gaap:NetIncomeLoss"} | 2024-12-31 | sec_edgar |
| net_income | {"unit": "EUR", "value": -4873989, "concept": "us-gaap:NetIncomeLoss"} | 2024-12-31 | sec_edgar |
| net_income | {"unit": "EUR", "value": -4038506, "concept": "us-gaap:NetIncomeLoss"} | 2024-06-30 | sec_edgar |
| net_income | {"unit": "EUR", "value": -11645455, "concept": "us-gaap:NetIncomeLoss"} | 2023-12-31 | sec_edgar |
| net_income | {"unit": "EUR", "value": -4886230, "concept": "us-gaap:NetIncomeLoss"} | 2023-12-31 | sec_edgar |
| net_income | {"unit": "EUR", "value": -6759225, "concept": "us-gaap:NetIncomeLoss"} | 2023-06-30 | sec_edgar |
| net_income | {"unit": "EUR", "value": -8477763, "concept": "us-gaap:NetIncomeLoss"} | 2022-12-31 | sec_edgar |
| net_income | {"unit": "EUR", "value": -6365442, "concept": "us-gaap:NetIncomeLoss"} | 2022-12-31 | sec_edgar |
| net_income | {"unit": "EUR", "value": -2112321, "concept": "us-gaap:NetIncomeLoss"} | 2022-06-30 | sec_edgar |
| net_income | {"unit": "EUR", "value": -5529332, "concept": "us-gaap:NetIncomeLoss"} | 2021-12-31 | sec_edgar |
| net_income | {"unit": "EUR", "value": -4047902, "concept": "us-gaap:NetIncomeLoss"} | 2021-06-30 | sec_edgar |
| net_income | {"unit": "EUR", "value": -5592014, "concept": "us-gaap:NetIncomeLoss"} | 2020-12-31 | sec_edgar |
| net_income | {"unit": "EUR", "value": -4597723, "concept": "us-gaap:NetIncomeLoss"} | 2019-12-31 | sec_edgar |
| noncurrent_assets | {"unit": "EUR", "value": 1909758, "concept": "us-gaap:AssetsNoncurrent"} | 2025-12-31 | sec_edgar |
| noncurrent_assets | {"unit": "EUR", "value": 558790, "concept": "us-gaap:AssetsNoncurrent"} | 2025-06-30 | sec_edgar |
| noncurrent_assets | {"unit": "EUR", "value": 351016, "concept": "us-gaap:AssetsNoncurrent"} | 2024-12-31 | sec_edgar |
| noncurrent_assets | {"unit": "EUR", "value": 447734, "concept": "us-gaap:AssetsNoncurrent"} | 2024-06-30 | sec_edgar |
| noncurrent_assets | {"unit": "EUR", "value": 1090887, "concept": "us-gaap:AssetsNoncurrent"} | 2023-12-31 | sec_edgar |
| noncurrent_assets | {"unit": "EUR", "value": 2210015, "concept": "us-gaap:AssetsNoncurrent"} | 2023-06-30 | sec_edgar |
| noncurrent_assets | {"unit": "EUR", "value": 1716492, "concept": "us-gaap:AssetsNoncurrent"} | 2022-12-31 | sec_edgar |
| noncurrent_assets | {"unit": "EUR", "value": 869278, "concept": "us-gaap:AssetsNoncurrent"} | 2022-06-30 | sec_edgar |
| noncurrent_assets | {"unit": "EUR", "value": 1267655, "concept": "us-gaap:AssetsNoncurrent"} | 2021-12-31 | sec_edgar |
| noncurrent_assets | {"unit": "EUR", "value": 967939, "concept": "us-gaap:AssetsNoncurrent"} | 2020-12-31 | sec_edgar |
| noncurrent_liabilities | {"unit": "EUR", "value": 7930785, "concept": "us-gaap:LiabilitiesNoncurrent"} | 2025-12-31 | sec_edgar |
| noncurrent_liabilities | {"unit": "EUR", "value": 7848649, "concept": "us-gaap:LiabilitiesNoncurrent"} | 2025-06-30 | sec_edgar |
| noncurrent_liabilities | {"unit": "EUR", "value": 228925, "concept": "us-gaap:LiabilitiesNoncurrent"} | 2024-12-31 | sec_edgar |
| noncurrent_liabilities | {"unit": "EUR", "value": 204349, "concept": "us-gaap:LiabilitiesNoncurrent"} | 2024-06-30 | sec_edgar |
| noncurrent_liabilities | {"unit": "EUR", "value": 179249, "concept": "us-gaap:LiabilitiesNoncurrent"} | 2023-12-31 | sec_edgar |
| noncurrent_liabilities | {"unit": "EUR", "value": 150453, "concept": "us-gaap:LiabilitiesNoncurrent"} | 2023-06-30 | sec_edgar |
| noncurrent_liabilities | {"unit": "EUR", "value": 116181, "concept": "us-gaap:LiabilitiesNoncurrent"} | 2022-12-31 | sec_edgar |
| noncurrent_liabilities | {"unit": "EUR", "value": 87599, "concept": "us-gaap:LiabilitiesNoncurrent"} | 2022-06-30 | sec_edgar |
| noncurrent_liabilities | {"unit": "EUR", "value": 30618, "concept": "us-gaap:LiabilitiesNoncurrent"} | 2021-12-31 | sec_edgar |
| noncurrent_liabilities | {"unit": "EUR", "value": 17388, "concept": "us-gaap:LiabilitiesNoncurrent"} | 2020-12-31 | sec_edgar |
| operating_expenses | {"unit": "EUR", "value": 6603740, "concept": "us-gaap:OperatingExpenses"} | 2025-12-31 | sec_edgar |
| operating_expenses | {"unit": "EUR", "value": 3383093, "concept": "us-gaap:OperatingExpenses"} | 2025-06-30 | sec_edgar |
| operating_expenses | {"unit": "EUR", "value": 9764310, "concept": "us-gaap:OperatingExpenses"} | 2024-12-31 | sec_edgar |
| operating_expenses | {"unit": "EUR", "value": 4518368, "concept": "us-gaap:OperatingExpenses"} | 2024-06-30 | sec_edgar |
| operating_expenses | {"unit": "EUR", "value": 11732942, "concept": "us-gaap:OperatingExpenses"} | 2023-12-31 | sec_edgar |
| operating_expenses | {"unit": "EUR", "value": 6800175, "concept": "us-gaap:OperatingExpenses"} | 2023-06-30 | sec_edgar |
| operating_expenses | {"unit": "EUR", "value": 11043992, "concept": "us-gaap:OperatingExpenses"} | 2022-12-31 | sec_edgar |
| operating_expenses | {"unit": "EUR", "value": 4154137, "concept": "us-gaap:OperatingExpenses"} | 2022-06-30 | sec_edgar |
| operating_expenses | {"unit": "EUR", "value": 5687273, "concept": "us-gaap:OperatingExpenses"} | 2021-12-31 | sec_edgar |
| operating_expenses | {"unit": "EUR", "value": 4041470, "concept": "us-gaap:OperatingExpenses"} | 2021-06-30 | sec_edgar |
| operating_expenses | {"unit": "EUR", "value": 5590226, "concept": "us-gaap:OperatingExpenses"} | 2020-12-31 | sec_edgar |
| operating_expenses | {"unit": "EUR", "value": 4624502, "concept": "us-gaap:OperatingExpenses"} | 2019-12-31 | sec_edgar |
| operating_income | {"unit": "EUR", "value": -6603740, "concept": "us-gaap:OperatingIncomeLoss"} | 2025-12-31 | sec_edgar |
| operating_income | {"unit": "EUR", "value": -3383093, "concept": "us-gaap:OperatingIncomeLoss"} | 2025-06-30 | sec_edgar |
| operating_income | {"unit": "EUR", "value": -9764310, "concept": "us-gaap:OperatingIncomeLoss"} | 2024-12-31 | sec_edgar |
| operating_income | {"unit": "EUR", "value": -4518368, "concept": "us-gaap:OperatingIncomeLoss"} | 2024-06-30 | sec_edgar |
| operating_income | {"unit": "EUR", "value": -11732942, "concept": "us-gaap:OperatingIncomeLoss"} | 2023-12-31 | sec_edgar |
| operating_income | {"unit": "EUR", "value": -6800175, "concept": "us-gaap:OperatingIncomeLoss"} | 2023-06-30 | sec_edgar |
| operating_income | {"unit": "EUR", "value": -11043992, "concept": "us-gaap:OperatingIncomeLoss"} | 2022-12-31 | sec_edgar |
| operating_income | {"unit": "EUR", "value": -4154137, "concept": "us-gaap:OperatingIncomeLoss"} | 2022-06-30 | sec_edgar |
| operating_income | {"unit": "EUR", "value": -5687273, "concept": "us-gaap:OperatingIncomeLoss"} | 2021-12-31 | sec_edgar |
| operating_income | {"unit": "EUR", "value": -4041470, "concept": "us-gaap:OperatingIncomeLoss"} | 2021-06-30 | sec_edgar |
| operating_income | {"unit": "EUR", "value": -5590226, "concept": "us-gaap:OperatingIncomeLoss"} | 2020-12-31 | sec_edgar |
| operating_income | {"unit": "EUR", "value": -4624502, "concept": "us-gaap:OperatingIncomeLoss"} | 2019-12-31 | sec_edgar |
| ppe_net | {"unit": "EUR", "value": 22465, "concept": "us-gaap:PropertyPlantAndEquipmentNet"} | 2025-12-31 | sec_edgar |
| ppe_net | {"unit": "EUR", "value": 36606, "concept": "us-gaap:PropertyPlantAndEquipmentNet"} | 2025-06-30 | sec_edgar |
| ppe_net | {"unit": "EUR", "value": 42922, "concept": "us-gaap:PropertyPlantAndEquipmentNet"} | 2024-12-31 | sec_edgar |
| ppe_net | {"unit": "EUR", "value": 62714, "concept": "us-gaap:PropertyPlantAndEquipmentNet"} | 2024-06-30 | sec_edgar |
| ppe_net | {"unit": "EUR", "value": 82977, "concept": "us-gaap:PropertyPlantAndEquipmentNet"} | 2023-12-31 | sec_edgar |
| ppe_net | {"unit": "EUR", "value": 102933, "concept": "us-gaap:PropertyPlantAndEquipmentNet"} | 2023-06-30 | sec_edgar |