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Summary of Significant Accounting Policies (Details) $ / shares in Units, € in Thousands | 12 Months Ended |  |
--- | --- | --- | ---
Dec. 31, 2025 EUR (€) Segment shares | Dec. 31, 2025 EUR (€) $ / shares | Dec. 31, 2024 EUR (€) | Dec. 31, 2023 EUR (€) | Dec. 31, 2025 USD ($) $ / shares | Dec. 31, 2022 EUR (€)
Summary of Significant Accounting Policies [Line Items] |  |  |  |  |  |
Net loss | € (378,045) |  | € (5,049) | € (4,911) |  |
Net cash used in operation | (10,663) |  | (3,018) | (2,895) |  |
Shareholders’ equity | 141,967 | € 141,967 | 3,819 | 2,945 |  | € (132)
Working capital from continuing operations | 41,160 |  |  |  |  |
Cash and cash equivalents | 16,199 | 16,199 | 1,522 | 2,177 |  | € 347
Working capital | 41,160 | 41,160 |  |  |  |
Cash equivalents | 16,199 | 16,199 | 1,522 |  |  |
Deposit liabilities | € 16,099 | 16,099 | 1,422 |  |  |
Loans receivable |  |  | 311 |  |  |
DLOM of locked SOL tranche, percentage | 29.29% |  |  |  |  |
Prepayment of digital assets | € 28,680 | 28,680 |  |  |  |
Accounts receivable | 4,117 | 4,117 | 352 |  |  |
Receivables for private company shares | € 7,641 | € 7,641 |  |  |  |
Par value per share (in Dollars per share) | $ / shares |  |  |  |  | $ 48.82 |
Percentage of depreciation adjustment | 10.00% |  |  |  |  |
Valuation Per Share Value (in Dollars per share) | $ / shares |  | € 43.94 |  |  |  |
Valuation of fair value (in Shares) | shares | 204,184 |  |  |  |  |
Carrying value | € 7,641 | € 7,641 |  |  | $ 8,489,000 |
Impairment charge | 882 |  |  |  |  |
Foreign currency translation adjustment | 34 | 34 |  |  |  |
Derivative liability | 230 | € 230 |  |  |  |
Held cash deposit | $ |  |  |  |  | $ 250,000 |
Depreciation expenses | € 5 |  | € 85 | € 23 |  |
Reporting segment (in Segment) | Segment | 2 |  |  |  |  |
One Customer [Member] |  |  |  |  |  |
Summary of Significant Accounting Policies [Line Items] |  |  |  |  |  |
Trade and other receivables, percentage | 10.00% | 10.00% | 10.00% |  | 10.00% |
Two Customer [Member] |  |  |  |  |  |
Summary of Significant Accounting Policies [Line Items] |  |  |  |  |  |
Trade and other receivables, percentage | 10.00% | 10.00% |  |  | 10.00% |
Class B Ordinary Shares [Member] |  |  |  |  |  |
Summary of Significant Accounting Policies [Line Items] |  |  |  |  |  |
Contingent liability | € 106 | € 106 | € 120 |  |  |
Minimum [Member] |  |  |  |  |  |
Summary of Significant Accounting Policies [Line Items] |  |  |  |  |  |
Percentage of DLOMs range | 7.40% |  |  |  |  |
Maximum [Member] |  |  |  |  |  |
Summary of Significant Accounting Policies [Line Items] |  |  |  |  |  |
Percentage of DLOMs range | 43.70% |  |  |  |  |
Office Equipment [Member] |  |  |  |  |  |
Summary of Significant Accounting Policies [Line Items] |  |  |  |  |  |
Estimated useful lives | 5 years |  |  |  |  |
Furniture and Fixtures [Member] |  |  |  |  |  |
Summary of Significant Accounting Policies [Line Items] |  |  |  |  |  |
Estimated useful lives | 5 years |  |  |  |  |
Motor Vehicles [Member} |  |  |  |  |  |
Summary of Significant Accounting Policies [Line Items] |  |  |  |  |  |
Estimated useful lives | 10 years |  |  |  |  |
Leasehold Improvements [Member} |  |  |  |  |  |
Summary of Significant Accounting Policies [Line Items] |  |  |  |  |  |
Estimated useful lives | 5 years |  |  |  |  |
Other Assets [Member] |  |  |  |  |  |
Summary of Significant Accounting Policies [Line Items] |  |  |  |  |  |
Estimated useful lives | 5 years |  |  |  |  |
Property and Equipment [Member] |  |  |  |  |  |
Summary of Significant Accounting Policies [Line Items] |  |  |  |  |  |
Impairment of property and equipment | € 35 |  |  |  |  |
Sport For Life [Member] |  |  |  |  |  |
Summary of Significant Accounting Policies [Line Items] |  |  |  |  |  |
Loans receivable | 94 | 94 | 311 |  |  |
Loans due |  |  | 279 |  |  |
Private Company Shares [Member] |  |  |  |  |  |
Summary of Significant Accounting Policies [Line Items] |  |  |  |  |  |
Fair value | 8,489 |  |  |  |  |
Impairment on receivable for private company | 848 |  |  |  |  |
Receivables for private company shares | 7,641 | 7,641 |  |  |  |
US Federal Depositary Insurance [Member] | Local Government [Member] |  |  |  |  |  |
Summary of Significant Accounting Policies [Line Items] |  |  |  |  |  |
Held cash deposit | $ |  |  |  |  | $ 250,000 |
Italy [Member] | Credit Risk [Member] |  |  |  |  |  |
Summary of Significant Accounting Policies [Line Items] |  |  |  |  |  |
Uninsured portion of cash balances |  |  | 100,000 |  |  |
Operating activities [Member] |  |  |  |  |  |
Summary of Significant Accounting Policies [Line Items] |  |  |  |  |  |
Net cash used in operation | 9,962 |  |  |  |  |
US Commercial Bank Axos Bank [Member] |  |  |  |  |  |
Summary of Significant Accounting Policies [Line Items] |  |  |  |  |  |
Held cash deposit | 4,805 | 4,805 |  |  |  |
Terra Bank [Member] |  |  |  |  |  |
Summary of Significant Accounting Policies [Line Items] |  |  |  |  |  |
Held cash deposit | $ |  |  |  |  | $ 119 |
Wise Europe SA [Member] |  |  |  |  |  |
Summary of Significant Accounting Policies [Line Items] |  |  |  |  |  |
Cash deposits in bank | € 9,899 | € 9,899 | € 1,454 |  |  |

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