STOCK-BASED COMPENSATION - Summary of Stock-based Compensation Expenses (Details) - Immersion - USD ($) $ in Thousands |
12 Months Ended | |
|---|---|---|
Apr. 30, 2026 |
Apr. 30, 2025 |
|
| Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Line Items] | ||
| Share-based compensation, total | $ 4,639 | $ 7,714 |
| Location, Statement of Income, Balance [Axis]: us-gaap:SellingGeneralAndAdministrativeExpense | ||
| Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Line Items] | ||
| Share-based compensation, total | 4,639 | 7,714 |
| Employee Stock Option | ||
| Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Line Items] | ||
| Share-based compensation, total | (0) | (0) |
| RSUs, RSAs and PSUs | ||
| Employee Service Share-based Compensation, Allocation of Recognized Period Costs [Line Items] | ||
| Share-based compensation, total | $ 4,639 | $ 7,714 |