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Note 1 - Description of Business (Details Textual) $ in Millions | Dec. 31, 2023 USD ($)
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NASDAQ, Maximum Offering Amount | $ 50

X
- Definition Represents the maximum amount of equity or debt securities offering able through NASDAQ listing. + References No definition available. + Details
Name: | blin_NasdaqMaximumOfferingAmount
Namespace Prefix: | blin_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant