v3.25.2

Note 10 - Subsequent Events (Details Textual) $ in Thousands	Aug. 08, 2025 USD ($)	Oct. 10, 2023 USD ($)	Feb. 23, 2023 USD ($)	Sep. 30, 2026
Debt Instrument, Variable Interest Rate, Type [Extensible Enumeration]	Secured Overnight Financing Rate (SOFR) [Member]	Secured Overnight Financing Rate (SOFR) [Member]
Revolving Credit Facility [Member]
Line of Credit Facility, Maximum Borrowing Capacity		$ 3,500	$ 3,500
Revolving Credit Facility [Member] \| Minimum [Member]
Debt Instrument, Basis Spread on Variable Rate			3.50%
Revolving Credit Facility [Member] \| Maximum [Member]
Debt Instrument, Basis Spread on Variable Rate			2.75%
Term Loan 2 [Member] \| Forecast [Member]
Funded Debt to EBITDA Ratio				2.5
Subsequent Event [Member]
Repayments of Debt	$ 10,875
Subsequent Event [Member] \| Revolving Credit Facility [Member]
Line of Credit Facility, Maximum Borrowing Capacity	10,000
Subsequent Event [Member] \| Term Loan 2 [Member]
Debt Instrument, Face Amount	$ 40,625
Debt Instrument, Periodic Payment, Percentage of Outstanding Principal, First Eight Payments	3.75%
Debt Instrument, Periodic Payment, Percentage of Outstanding Principal, Thereafter	5.00%
Debt Instrument, Additional Interest Rate, Default	2.00%
Funded Debt to EBITDA Ratio	2.75
Fixed Charge Coverage Ratio	1.25
Subsequent Event [Member] \| Term Loan 2 [Member] \| Minimum [Member]
Debt Instrument, Basis Spread on Variable Rate	2.50%
Subsequent Event [Member] \| Term Loan 2 [Member] \| Maximum [Member]
Debt Instrument, Basis Spread on Variable Rate	3.00%
Irwin Naturals [Member] \| Subsequent Event [Member]
Asset Acquisition, Consideration Transferred	$ 42,500
Irwin Naturals [Member] \| Subsequent Event [Member] \| Revolving Credit Facility [Member]
Proceeds from Issuance of Debt	6,000
Irwin Naturals [Member] \| Subsequent Event [Member] \| Term Loan 2 [Member]
Proceeds from Issuance of Debt	$ 29,750

The percent additional interest rate of debt instrument in the event of default.

+ References

No definition available.

+ Details

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Namespace Prefix:	ftlf_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

Percentage of outstanding principal to be paid for the first eight periodic payments.

+ References

No definition available.

+ Details

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Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

Percentage of the outstanding payment to be paid for periodic payments after the first eight periodic payments.

+ References

No definition available.

+ Details

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Namespace Prefix:	ftlf_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

The fixed charge coverage ratio.

+ References

No definition available.

+ Details

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Namespace Prefix:	ftlf_
Data Type:	xbrli:pureItemType
Balance Type:	na
Period Type:	instant

- Definition

The Funded Debt to EBITDA Ratio.

+ References

No definition available.

+ Details

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Namespace Prefix:	ftlf_
Data Type:	xbrli:pureItemType
Balance Type:	na
Period Type:	instant

- Definition

Amount of consideration transferred in asset acquisition. Includes, but is not limited to, cash, liability incurred by acquirer, and equity interest issued by acquirer.

+ References

Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Topic 805
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-Paragraph 1
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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
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

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Namespace Prefix:	us-gaap_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Face (par) amount of debt instrument at time of issuance.

+ References

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+ Details

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

- 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)
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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))
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+ Details

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

- Definition

The cash inflow during the period from additional borrowings in aggregate debt. Includes proceeds from short-term and long-term debt.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 230
-SubTopic 10
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-Section 45
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-Subparagraph (b)
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Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Amount of cash outflow for short-term and long-term debt. Excludes payment of lease obligation.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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Period Type:	duration

- Details

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