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v3.25.2

Asset Acquisition (Tables) | 6 Months Ended
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Jun. 30, 2025
Asset Acquisition [Abstract] |
Schedule of Purchase Price | The purchase price was allocated as follows:
Consideration: |  |  |
Cash payment |  | $ | 337,000 |
Direct transaction costs |  |  | 104,000 |
Total consideration |  | $ | 441,000 |
Assets acquired: |  |  |  |
Recorded masters |  | $ | 441,000 |
Total allocated costs |  | $ | 441,000 |

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- Definition Tabular disclosure of purchase price. + References No definition available. + Details
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Namespace Prefix: | sieb_
Data Type: | dtr:textBlockItemType
Balance Type: | na
Period Type: | duration

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- References No definition available. + Details
Name: | us-gaap_AssetAcquisitionAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration