Document And Entity Information - USD ($) | 12 Months Ended | | |
Sep. 30, 2023 | Dec. 15, 2023 | Mar. 31, 2023 |
Document Information [Line Items] | | | |
Entity, Registrant Name | SONIC FOUNDRY, INC. | | |
Current Fiscal Year End Date | --09-30 | | |
Document, Fiscal Period Focus | FY | | |
Document, Fiscal Year Focus | 2023 | | |
Document, Type | 10-K/A | | |
Document, Annual Report | true | | |
Document, Period End Date | Sep. 30, 2023 | | |
Document, Transition Report | false | | |
Entity, File Number | 000-30407 | | |
Entity, Incorporation, State or Country Code | MD | | |
Entity, Tax Identification Number | 39-1783372 | | |
Entity, Address, Address Line One | 222 W. Washington Ave | | |
Entity, Address, City or Town | Madison | | |
Entity, Address, State or Province | WI | | |
Entity, Address, Postal Zip Code | 53703 | | |
City Area Code | 608 | | |
Local Phone Number | 443-1600 | | |
Entity, Well-known Seasoned Issuer | No | | |
Entity, Voluntary Filers | No | | |
Entity, Current Reporting Status | Yes | | |
Entity, Interactive Data, Current | Yes | | |
Entity, Filer Category | Non-accelerated Filer | | |
Entity, Small Business | true | | |
Entity, Emerging Growth Company | false | | |
ICFR Auditor Attestation Flag | true | | |
Document, Financial Statement Error Correction Flag | false | | |
Entity, Shell Company | false | | |
Entity, Public Float | | | $ 6,424,001 |
Entity, Common Stock Shares, Outstanding | | 12,139,360 | |
Auditor Name | Wipfli, LLP | | |
Auditor Location | Minneapolis, Minnesota | | |
Auditor Firm ID | 344 | | |
Amendment Description | Form 10-K/A year ended 09-30-23 | | |
Amendment Flag | true | | |
Entity, Central Index Key | 0001029744 | | |