REVENUE RECOGNITION - Deferred Revenue (Details) - USD ($) $ in Thousands |
9 Months Ended | 12 Months Ended |
|---|---|---|
Jan. 31, 2026 |
Apr. 30, 2025 |
|
| Movement in Deferred Revenue [Roll Forward] | ||
| Deferred revenue beginning of the period | $ 8,728 | $ 20,472 |
| Additions to deferred revenue during the period | 882 | |
| Reductions to deferred revenue for revenue recognized during the period | (2,206) | (12,626) |
| Deferred revenue balance end of the period | 6,522 | 8,728 |
| Barnes & Noble Education, Inc. | ||
| Movement in Deferred Revenue [Roll Forward] | ||
| Deferred revenue beginning of the period | 13,566 | 11,044 |
| Additions to deferred revenue during the period | 172,546 | 173,969 |
| Reductions to deferred revenue for revenue recognized during the period | (130,328) | (171,447) |
| Deferred revenue balance end of the period | $ 55,784 | $ 13,566 |