STOCK-BASED COMPENSATION - Narrative (Details)					1 Months Ended	3 Months Ended			5 Months Ended	6 Months Ended
	Sep. 20, 2024 Number shares	Jun. 18, 2024 shares	Mar. 30, 2023 shares	Jan. 18, 2022 shares	Jul. 31, 2024 USD ($)	Oct. 31, 2024 USD ($) shares	Jun. 30, 2023 USD ($)	Mar. 31, 2022 shares	Oct. 31, 2024 USD ($) shares	Oct. 31, 2024 USD ($) shares	Jun. 30, 2023 USD ($)	Apr. 30, 2024 shares
Immersion Corporation [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of available shares consumed for each restricted stock and restricted stock units issued				1.75
Unrecognized compensation cost | $						$ 5,600,000			$ 5,600,000	$ 5,600,000
Unrecognized compensation cost, recognized over an estimated weighted-average period										1 year 2 months 12 days
Stock-based compensation expense | $					$ 863,000	2,154,000	$ 760,000			$ 3,685,000	$ 1,707,000
Barnes and Noble Education Equity Incentive Plan | Barnes and Noble Education, Inc. [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Unrecognized compensation cost | $						15,200,000			15,200,000	$ 15,200,000
Unrecognized compensation cost, recognized over an estimated weighted-average period										1 year 9 months 18 days
Fair value of equity award assumed | $						33,000			33,000	$ 33,000
Stock-based compensation expense | $					100,000	1,000,000			$ 1,100,000
Maximum | Barnes and Noble Education Equity Incentive Plan | Barnes and Noble Education, Inc. [Member] | Management [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock-based payment award vesting period	1 year
Employee Stock Option | Immersion Corporation [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock-based payment award vesting period				4 years
Stock-based compensation expense | $					$ 0	$ 0	$ 16,000			$ 0	$ (40,000)
Employee Stock Option | 2021 Plan | Immersion Corporation [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of shares authorized			8,146,607	3,525,119
Increase in number of common shares reserved for issuance (in shares)			855,351	855,351
Employee Stock Option | Minimum | Immersion Corporation [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock-based payment award expiration period				7 years
RSAs outstanding | Immersion Corporation [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of equity award outstanding (in shares)						86,000			86,000	86,000		86,000
Stock-based payment award vesting period				1 year
Number of equity award granted (in shares)										0
RSAs outstanding | Barnes and Noble Education Equity Incentive Plan | Barnes and Noble Education, Inc. [Member] | Management [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of equity award granted (in shares)	81,720	29,764
RSUs outstanding | Immersion Corporation [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of equity award outstanding (in shares)						1,361,000			1,361,000	1,361,000		1,129,000
Stock-based payment award vesting period				3 years
Number of equity award granted (in shares)										424,000
RSUs outstanding | Barnes and Noble Education Equity Incentive Plan | Barnes and Noble Education, Inc. [Member] | Management [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of equity award granted (in shares)	61,290	7,441
Performance Shares | Immersion Corporation [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock-based payment award vesting rights								Each PSU represents the right to one share of our common stock with vesting subject to: (a) the achievement of specified levels of the volume weighted average closing prices of our common stock during any 100 day-period between January 1, 2022 and January 1, 2027, subject to certification by the Compensation Committee (“Performance Milestones”); and (b) continued employment with us through the later of each achievement date or service vesting date, which occurs over a three (3) year period commencing on January 1, 2022.
Number of equity award outstanding (in shares)						50,000			50,000	50,000		400,000
Number of equity award granted (in shares)								600,000		0
Performance Shares | Barnes and Noble Education Equity Incentive Plan | Barnes and Noble Education, Inc. [Member] | Employees [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock-based payment award expiration period	7 years
Number of equity award granted (in shares)	1,533,250
Period for average volume weighted average price	100 days
Number of tranches | Number	3