{"cik":717720,"taxonomy":"us-gaap","tag":"ShareBasedCompensation","label":"Share-based Payment Arrangement, Noncash Expense","description":"Amount of noncash expense for share-based payment arrangement.","entityName":"VALUE LINE, INC.","units":{"USD":[{"start":"2010-05-01","end":"2011-01-31","val":1770000,"accn":"0001188112-12-000700","fy":2012,"fp":"Q3","form":"10-Q","filed":"2012-03-15"},{"start":"2010-05-01","end":"2011-04-30","val":1770000,"accn":"0001188112-13-002106","fy":2013,"fp":"FY","form":"10-K","filed":"2013-07-26","frame":"CY2010"},{"start":"2010-05-01","end":"2011-04-30","val":1770000,"accn":"0001188112-12-002275","fy":2012,"fp":"FY","form":"10-K","filed":"2012-07-27"}]}}