Note 14 - Revenue Recognition (Details Textual) $ in Millions	May 07, 2024 USD ($)
Debt Instrument, Variable Interest Rate, Type [Extensible Enumeration]	Prime Rate [Member]
Alterna Capital Solutions (ACS) [Member]
Line of Credit Facility, Maximum Borrowing Capacity	$ 2
Factoring Agreement, Upfront Purchase Price, Percentage	70.00%
Debt Instrument, Basis Spread on Variable Rate	1.50%
Factoring Agreement, Collateral Monitoring Fee, Monthly, Percentage	0.05%
Debt Instrument, Term (Month)	12 months
Alterna Capital Solutions (ACS) [Member] \| First Twelve Months [Member]
Factoring Agreement, Early Termination Fee, Percentage	2.00%
Alterna Capital Solutions (ACS) [Member] \| After Twelve Months [Member]
Factoring Agreement, Early Termination Fee, Percentage	1.00%
Alterna Capital Solutions (ACS) [Member] \| Minimum [Member]
Factoring Agreement, Usage Fees, Annual, Percentage	10.00%

Represents monthly collateral monitoring fees for the Factoring Agreement expressed as a percentage.

No definition available.

Name:	lsf_FactoringAgreementCollateralMonitoringFeeMonthlyPercentage
Namespace Prefix:	lsf_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Represents the early termination fee for the Factoring Agreement, expressed as a percentage.

+ References

No definition available.

+ Details

Name:	lsf_FactoringAgreementEarlyTerminationFeePercentage
Namespace Prefix:	lsf_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Represents the upfront purchase price for factored accounts, expressed as a percentage of their face value.

+ References

No definition available.

+ Details

Name:	lsf_FactoringAgreementUpfrontPurchasePricePercentage
Namespace Prefix:	lsf_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

Represents annual usage fees for the Factoring Agreement expressed as a percentage.

+ References

No definition available.

+ Details

Name:	lsf_FactoringAgreementUsageFeesAnnualPercentage
Namespace Prefix:	lsf_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

- 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

- Definition

Period of time between issuance and maturity of debt instrument, 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_DebtInstrumentTerm
Namespace Prefix:	us-gaap_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

- Definition

Indicates type of variable interest rate on debt instrument.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 942
-SubTopic 470
-Name Accounting Standards Codification
-Section 50
-Paragraph 3
-Subparagraph (b)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147477734/942-470-50-3

+ Details

Name:	us-gaap_DebtInstrumentVariableInterestRateTypeExtensibleEnumeration
Namespace Prefix:	us-gaap_
Data Type:	enum2:enumerationSetItemType
Balance Type:	na
Period Type:	duration

- Definition

Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Topic 210
-SubTopic 10
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(22)(b))
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480566/210-10-S99-1

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Topic 210
-SubTopic 10
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(19)(b))
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480566/210-10-S99-1

+ Details

Name:	us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Details

Name:	us-gaap_LineOfCreditFacilityAxis=lsf_AlternaCapitalSolutionsAcsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	srt_StatementScenarioAxis=lsf_FirstTwelveMonthsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	srt_StatementScenarioAxis=lsf_AfterTwelveMonthsMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	srt_RangeAxis=srt_MinimumMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: