v3.26.1
NONCONTROLLING INTEREST - Schedule of effect of changes in ownership interest in subsidiary (Detail) - USD ($)
$ in Thousands
3 Months Ended 8 Months Ended 9 Months Ended
Jan. 31, 2026
Jan. 31, 2025
Jan. 31, 2025
Jan. 31, 2026
Jan. 31, 2025
NONCONTROLLING INTEREST          
Net Income (Loss) Attributable to Immersion Stockholders $ (10,266) $ 24,061   $ 795 $ 81,942
Barnes & Noble Education, Inc.          
NONCONTROLLING INTEREST          
Net Income (Loss) Attributable to Immersion Stockholders (10,266) 24,061 $ 81,942 795  
Increase (decrease) in additional paid-in capital as a result of common stock issuances pursuant to vesting of equity awards, and sales of common stock 505 (1,836) 53,434 505  
Total effect of changes in ownership interest on equity attributable to Immersion stockholders $ (9,761) $ 22,225 $ 135,376 $ 1,300