Note 2 - Significant Accounting Policies (Details) - Income Tax Returns Jurisdictions Subject to Examination (Earliest Tax Year [Member])	12 Months Ended
	Mar. 31, 2014
Internal Revenue Service (IRS) [Member]
Income Tax Examination [Line Items]
Open tax years	2010
New Jersey Division of Taxation [Member]
Income Tax Examination [Line Items]
Open tax years	2009