Note 9 - Related-party Transactions (Details Textual)					12 Months Ended
Note 9 - Related-party Transactions (Details Textual)	Dec. 27, 2023 USD ($)	Dec. 06, 2023 USD ($)	Jun. 01, 2023 USD ($)	Nov. 16, 2022 USD ($) $ / shares shares	Sep. 30, 2023 USD ($) shares	Sep. 30, 2022 USD ($)	May 31, 2023 USD ($)	Apr. 27, 2023 shares
Long-term Debt, Gross					$ 11,135,000
Stock Issued During Period, Value, New Issues					$ 1,420,000	$ 4,016,000
Class of Warrant or Right, Exercise Price of Warrants or Rights (in dollars per share) \| $ / shares				$ 2.22
Sonic Foundry Inc [Member]
Subsidiary, Ownership Percentage, Noncontrolling Owner					40.00%
Board of Directors Chairman [Member] \| Warrant With Subscription Agreement [Member]
Class of Warrant or Right, Number of Securities Called by Warrants or Rights (in shares) \| shares				511,765	562,441			511,765
Class of Warrant or Right, Exercise Price of Warrants or Rights (in dollars per share) \| $ / shares				$ 1.02
Board of Directors Chairman [Member] \| Stock With Subscription Agreement [Member]
Stock Issued During Period, Value, New Issues				$ 1,200,000
Stock Issued During Period, Shares, New Issues (in shares) \| shares				1,176,471
Loan and Security Agreement [Member]
Debt Instrument, Face Amount				$ 5,500,000
Debt Instrument, Interest Rate, Stated Percentage				12.00%
Debt Instrument, Number of Equal Installment				30
Debt Instrument, Fee, Percent				2.00%
Debt Instrument, Loan Premium, Percent of Loan Amount				20.00%
Debt Instrument, Covenant, Debt Coverage Ratio				1.15
Debt Instrument, Covenant, 6-month Billings Requirement, Tranche 1				$ 12,000,000
Debt Instrument, Covenant, 6-month Billings Requirement, Tranche 2				11,000,000
Debt Instrument, Covenant, 6-month Billings Requirement, Tranche 3				12,000,000
Debt Instrument, Covenant, 6-month EBITDA Burn Requirement, Tranche 1				6,000,000
Debt Instrument, Covenant, 6-month EBITDA Burn Requirement, Tranche 2				6,500,000
Debt Instrument, Covenant, 6-month EBITDA Burn Requirement, Tranche 3				7,000,000
Long-term Debt, Gross					$ 5,500,000
Deferral Fee			$ 20,000
Security Agreement and Promissory Note [Member]
Debt Instrument, Face Amount				5,000,000
Deferral Fee			$ 10,900
Security Agreement and Promissory Note [Member] \| Subsequent Event [Member]
Debt Instrument, Face Amount	$ 6,000,000	$ 5,500,000
Debt Instrument, Interest Rate, Stated Percentage	12.00%
Long-term Debt, Gross	$ 6,000,000	5,500,000
Debt Instrument, Increase (Decrease), Net	$ 500,000	$ 500,000
Security Agreement and Promissory Note [Member] \| Board of Directors Chairman [Member]
Debt Instrument, Face Amount				$ 3,000,000	$ 3,000,000		$ 3,000,000
Debt Instrument, Interest Rate, Stated Percentage					12.00%		12.00%
Debt Instrument, Loan Premium, Percent of Loan Amount					20.00%
Line of Credit Facility, Remaining Borrowing Capacity					$ 2,000,000		$ 2,000,000
Long-Term Line of Credit					4,500,000
Incurred Fees [Member] \| Law Firm Whose Partner is a Director and Stockholder [Member]
Related Party Transaction, Amounts of Transaction					10,000	109,000
Accrued Liabilities					$ 0	$ 25,000

SONIC FOUNDRY INC 10-K