Document and Entity Information - USD ($) |
12 Months Ended | ||
|---|---|---|---|
Apr. 30, 2026 |
Jul. 15, 2026 |
Oct. 31, 2025 |
|
| Entity Information [Line Items] | |||
| Document Type | 10-K | ||
| Document Annual Report | true | ||
| Document Fiscal Year Focus | 2026 | ||
| Document Period End Date | Apr. 30, 2026 | ||
| Current Fiscal Year End Date | --04-30 | ||
| Document Transition Report | false | ||
| Entity File Number | 001-38334 | ||
| Entity Registrant Name | Immersion Corporation | ||
| Entity Incorporation, State or Country Code | DE | ||
| Entity Tax Identification Number | 94-3180138 | ||
| Entity Address, Address Line One | 2999 N.E. 191st Street | ||
| Entity Address, Address Line Two | Suite 610 | ||
| Entity Address, City or Town | Aventura | ||
| Entity Address, State or Province | FL | ||
| Entity Address, Postal Zip Code | 33180 | ||
| City Area Code | 408 | ||
| Local Phone Number | 467-1900 | ||
| Entity Current Reporting Status | Yes | ||
| Entity Interactive Data Current | Yes | ||
| Entity Shell Company | false | ||
| Entity Common Stock, Shares Outstanding | 33,191,901 | ||
| Entity Central Index Key | 0001058811 | ||
| Document Fiscal Period Focus | FY | ||
| Amendment Flag | false | ||
| Entity Filer Category | Non-accelerated Filer | ||
| Entity Small Business | true | ||
| Entity Emerging Growth Company | false | ||
| Entity Well-known Seasoned Issuer | No | ||
| Entity Voluntary Filers | No | ||
| Documents Incorporated by Reference | DOCUMENTS INCORPORATED BY REFERENCE Items 10 (as to directors and executive officers, and Delinquent Section 16(a) Reports (if any)), 11, 12 (as to Beneficial Ownership), 13 and 14 of Part III of this Annual Report on Form 10-K incorporate by reference portions of the Registrant’s definitive Proxy Statement for the Fiscal Year 2026 Annual Meeting of Stockholders. |
||
| Entity Public Float | $ 166,012,564 | ||
| ICFR Auditor Attestation Flag | false | ||
| Document Financial Statement Error Correction [Flag] | true | ||
| Document Financial Statement Restatement Recovery Analysis [Flag] | false | ||
| Auditor Name | BDO USA, P.C | ||
| Auditor Location | San Francisco, California | ||
| Auditor Firm ID | 243 | ||
| Auditor Opinion [Text Block] | Opinion on the Consolidated Financial Statements We have audited the accompanying consolidated balance sheets of Immersion Corporation (the “Company”) as of April 30, 2026 and 2025, the related consolidated statements of operations, comprehensive income (loss), stockholders’ equity, and cash flows for each of the years then ended, and the related notes (collectively referred to as the “consolidated financial statements”). In our opinion, the consolidated financial statements present fairly, in all material respects, the financial position of the Company at April 30, 2026 and 2025, and the results of its operations and its cash flows for the years then ended, in conformity with accounting principles generally accepted in the United States of America. |
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| Common Stock | |||
| Entity Information [Line Items] | |||
| Title of 12(b) Security | Common Stock, $0.001 par value | ||
| Trading Symbol | IMMR | ||
| Security Exchange Name | NASDAQ | ||
| Series C | |||
| Entity Information [Line Items] | |||
| Title of 12(b) Security | Series C Junior Participating PreferredStock Purchase Rights |