XML 75 R82.htm IDEA: XBRL DOCUMENT
v3.20.1

Note 13 - Acquisitions - Acquired Intangible Assets (Details) - USD ($) $ in Thousands |  | 3 Months Ended |
--- | --- | --- | ---
Apr. 01, 2019 | Mar. 31, 2019 | Dec. 31, 2019
Intangible assets, estimated fair value |  |  | $ 21,982
Astero [Member] |  |  |
Intangible assets, estimated fair value | $ 12,150 |  |
Customer Relationships [Member] | Astero [Member] |  |  |
Intangible assets, estimated fair value | $ 80 |  |
Intangible assets, estimated useful life (Year) | 6 years | 4 years |
Customer Relationships [Member] | Astero [Member] | Minimum [Member] |  |  |
Intangible assets, estimated useful life (Year) |  |  |
Customer Relationships [Member] | Astero [Member] | Maximum [Member] |  |  |
Intangible assets, estimated useful life (Year) |  |  |
Trade Names [Member] | Astero [Member] |  |  |
Intangible assets, estimated fair value | $ 1,320 |  |
Intangible assets, estimated useful life (Year) | 9 years | 9 years |
Trade Names [Member] | Astero [Member] | Minimum [Member] |  |  |
Intangible assets, estimated useful life (Year) |  |  |
Trade Names [Member] | Astero [Member] | Maximum [Member] |  |  |
Intangible assets, estimated useful life (Year) |  |  |
Technology-Based Intangible Assets [Member] | Astero [Member] |  |  |
Intangible assets, estimated fair value | $ 10,750 |  |
Intangible assets, estimated useful life (Year) |  |  |
Technology-Based Intangible Assets [Member] | Astero [Member] | Minimum [Member] |  |  |
Intangible assets, estimated useful life (Year) | 7 years |  |
Technology-Based Intangible Assets [Member] | Astero [Member] | Maximum [Member] |  |  |
Intangible assets, estimated useful life (Year) | 8 years |  |

X
- Definition Useful life of finite-lived intangible assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + References No definition available. + Details
Name: | us-gaap_FiniteLivedIntangibleAssetUsefulLife
Namespace Prefix: | us-gaap_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amount after amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 926 -SubTopic 20 -Section 50 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=120154696&loc=d3e54445-107959 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (a)(1) -URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275 + Details
Name: | us-gaap_FiniteLivedIntangibleAssetsNet
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Details
Name: | us-gaap_BusinessAcquisitionAxis=blfs_AsteroMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis=us-gaap_CustomerRelationshipsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_RangeAxis=srt_MinimumMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_RangeAxis=srt_MaximumMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis=us-gaap_TradeNamesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis=us-gaap_TechnologyBasedIntangibleAssetsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |