v3.26.1
STOCK-BASED COMPENSATION - Summary of Recognized Compensation Expense for Long-term Incentive Plan Awards (Details) - USD ($)
$ in Thousands
 11 Months Ended 12 Months Ended
Apr. 30, 2025
Apr. 30, 2026
Apr. 30, 2025
Share-Based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]      
Total compensation expense for long-term incentive awards   $ 10,768 $ 13,689
Barnes & Noble Education, Inc.      
Share-Based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]      
Total compensation expense for long-term incentive awards $ 5,999 6,128  
Stock-based Awards | Barnes & Noble Education, Inc.      
Share-Based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]      
Total compensation expense for long-term incentive awards 5,999 6,128  
Restricted Stock | Stock-based Awards | Barnes & Noble Education, Inc.      
Share-Based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]      
Total compensation expense for long-term incentive awards 667 333  
Restricted Stock Units | Stock-based Awards | Barnes & Noble Education, Inc.      
Share-Based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]      
Total compensation expense for long-term incentive awards 419 250  
Performance Share Units | Stock-based Awards | Barnes & Noble Education, Inc.      
Share-Based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]      
Total compensation expense for long-term incentive awards [1] 4,913 5,545  
Employee Stock Option | Stock-based Awards | Barnes & Noble Education, Inc.      
Share-Based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]      
Total compensation expense for long-term incentive awards 0 0  
Phantom Share Units | Cash Settled Awards | Barnes & Noble Education, Inc.      
Share-Based Payment Arrangement, Expensed and Capitalized, Amount [Line Items]      
Total compensation expense for long-term incentive awards $ (0) $ 0  
[1] Long-term incentive compensation expense reflects cumulative adjustments to reflect changes to the expected level of achievement of the respective grants.