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Note 14 - Acquisitions (Details Textual) - USD ($) $ in Thousands | May 28, 2021 | Mar. 01, 2021 | Oct. 03, 2022 | Jul. 01, 2022
--- | --- | --- | --- | ---
Woorank SRL ([Member] |  |  |  |
Business Acquisition, Equity Interest Issued or Issuable, Number of Shares (in shares) |  | 29,433 |  |
Hawk Search [Member] | Forecast [Member] |  |  |  |
Business Combination, Contingent Consideration Arrangements, Range of Outcomes, Value, High |  |  | $ 250 |
Hawk Search [Member] | Subsequent Event [Member] |  |  |  |
Business Combination, Contingent Consideration Arrangements, Range of Outcomes, Value, High |  |  |  | $ 1,779
Hawk Search [Member] | Series D Convertible Preferred Stock [Member] |  |  |  |
Business Acquisition, Equity Interest Issued or Issuable, Number of Shares (in shares) | 1,500 |  |  |
Convertible Preferred Stock, Embedded Beneficial Conversion Feature, Intrinsic Value | $ 724 |  |  |

X
- Definition Represents the intrinsic value of the embedded beneficial conversion feature associated with convertible preferred stock. + References No definition available. + Details
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Namespace Prefix: | blin_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Number of shares of equity interests issued or issuable to acquire entity. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 30 -Section 50 -Paragraph 1 -Subparagraph (b)(4) -URI https://asc.fasb.org/extlink&oid=126975305&loc=d3e6927-128479 + Details
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Balance Type: | na
Period Type: | duration

X
- Definition For contingent consideration arrangements recognized in connection with a business combination, this element represents an estimate of the high-end of the potential range (undiscounted) of the consideration which may be paid. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 30 -Section 50 -Paragraph 1 -Subparagraph (c)(3) -URI https://asc.fasb.org/extlink&oid=126975305&loc=d3e6927-128479 + Details
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Balance Type: | credit
Period Type: | instant

X
- Details
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Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
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Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
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Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
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Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
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