XML 78 R67.htm IDEA: XBRL DOCUMENT
v3.23.1

Note 13 - Long-term Debt (Details Textual) - The 2022 Term Loan 3 [Member] - USD ($) $ in Millions | Sep. 20, 2022 | Mar. 31, 2023
--- | --- | ---
Debt Instrument, Maximum Borrowing Capacity | $ 50 |
Debt Instrument, Maximum Borrowing Capacity at Closing | 30 | $ 30
Debt Instrument, Additional Maximum Amount Within Nine Months After Closing | 10 |
Debt Instrument, Additional Maximum Amount Upon Certain Milestone Acheivements | 10 |
Debt Instrument, Additional Maximum At Discretion of Lender | 10 |
Debt Instrument, Face Amount | $ 20 | $ 20
Debt Instrument, Interest Rate, Maximum Stated Percentage for Each Tranche Borrowed | 1.00% |
Prime Rate [Member] |  |
Debt Instrument, Basis Spread on Variable Rate | 0.50% |

X
- Definition Amount of additional maximum capacity upon achievement of certain milestones. + References No definition available. + Details
Name: | blfs_DebtInstrumentAdditionalMaximumAmountUponCertainMilestoneAcheivements
Namespace Prefix: | blfs_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition The maximum amount of addiotnal borrowing capacity within 9 months of closing. + References No definition available. + Details
Name: | blfs_DebtInstrumentAdditionalMaximumAmountWithinNineMonthsAfterClosing
Namespace Prefix: | blfs_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Amount of additional maximum borrowing at the discretion of the lender. + References No definition available. + Details
Name: | blfs_DebtInstrumentAdditionalMaximumAtDiscretionOfLender
Namespace Prefix: | blfs_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Represents maximum stated intertest rate for each tranche borrowed. + References No definition available. + Details
Name: | blfs_DebtInstrumentInterestRateMaximumStatedPercentageForEachTrancheBorrowed
Namespace Prefix: | blfs_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Represents maximum borrowing capacity. + References No definition available. + Details
Name: | blfs_DebtInstrumentMaximumBorrowingCapacity
Namespace Prefix: | blfs_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Represents maximum borrowing capacity at closing. + References No definition available. + Details
Name: | blfs_DebtInstrumentMaximumBorrowingCapacityAtClosing
Namespace Prefix: | blfs_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Percentage points added to the reference rate to compute the variable rate on the debt instrument. + References No definition available. + Details
Name: | us-gaap_DebtInstrumentBasisSpreadOnVariableRate1
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Face (par) amount of debt instrument at time of issuance. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 835 -SubTopic 30 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482900/835-30-50-1 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 470 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 1B -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org//1943274/2147481139/470-20-50-1B Reference 3: http://www.xbrl.org/2003/role/exampleRef -Topic 470 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 69B -Publisher FASB -URI https://asc.fasb.org//1943274/2147481568/470-20-55-69B Reference 4: http://www.xbrl.org/2003/role/exampleRef -Topic 470 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 69C -Publisher FASB -URI https://asc.fasb.org//1943274/2147481568/470-20-55-69C Reference 5: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 45 -Paragraph 2 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482925/835-30-45-2 Reference 6: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 55 -Paragraph 8 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482949/835-30-55-8 + Details
Name: | us-gaap_DebtInstrumentFaceAmount
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Details
Name: | us-gaap_DebtInstrumentAxis=blfs_The2022TermLoan3Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_VariableRateAxis=us-gaap_PrimeRateMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |