REVENUE RECOGNITION - Deferred Revenue (Details) - USD ($) $ in Thousands |
3 Months Ended | 12 Months Ended |
|---|---|---|
Jul. 31, 2026 |
Apr. 30, 2026 |
|
| Movement in Deferred Revenue [Roll Forward] | ||
| Deferred revenue beginning of the period | $ 5,790 | $ 8,728 |
| Additions to deferred revenue during the period | 0 | 0 |
| Reductions to deferred revenue for revenue recognized during the period | (732) | (2,938) |
| Deferred revenue balance end of the period | 5,058 | 5,790 |
| Barnes & Noble Education, Inc. | ||
| Movement in Deferred Revenue [Roll Forward] | ||
| Deferred revenue beginning of the period | 13,193 | 13,566 |
| Additions to deferred revenue during the period | 19,431 | 179,893 |
| Reductions to deferred revenue for revenue recognized during the period | (19,802) | (180,266) |
| Deferred revenue balance end of the period | $ 12,822 | $ 13,193 |