SUPPLEMENTARY INFORMATION (Additional Information) (Details) - USD ($) $ in Thousands	3 Months Ended
Jul. 31, 2026	Jul. 31, 2025
Barnes & Noble Education, Inc.
Supplementary Information Disclosures [Line Items]
Other (income) expense	$ (652)	$ 2,896

The net amount of other operating income and expenses, the components of which are not separately disclosed on the income statement, from items that are associated with the entity's normal revenue producing operations.

No definition available.

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration