STOCK-BASED COMPENSATION - Narrative (Details) $ in Millions |
3 Months Ended |
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Jul. 31, 2026
USD ($)
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| Immersion | |
| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | |
| Unrecognized compensation cost | $ 1.9 |
| Unrecognized compensation cost, expected to be recognized over an estimated weighted-average period | 1 year 1 month 6 days |
| Barnes and Noble Education, Inc. [Member] | |
| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | |
| Unrecognized compensation cost | $ 4.2 |
| Unrecognized compensation cost, expected to be recognized over an estimated weighted-average period | 1 year 1 month 20 days |
| X | ||||||||||
- Definition Amount of cost not yet recognized for nonvested award under share-based payment arrangement. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Weighted-average period over which cost not yet recognized is expected to be recognized for award under share-based payment arrangement, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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