Note 4 - Debt	12 Months Ended
Apr. 30, 2016
Notes to Financial Statements
Debt Disclosure [Text Block]	4. DEBT At April 30, 2016, a subsidiary of the Company maintained unsecured revolving credit facilities with banks aggregating $100 million (the “Credit Facilities”). The Credit Facilities expire from October 10, 2017 to June 18, 2018 and, currently, any borrowings would bear interest at .9% above one-month LIBOR. There were no borrowings outstanding under the Credit Facilities at April 30, 2016 and $10 million was outstanding at May 2, 2015. At April 30, 2016, $2.2 million of the Credit Facilities were reserved for standby letters of credit and $97.8 million were available for borrowings. The Credit Facilities require the subsidiary to maintain certain financial ratios, including debt to net worth and debt to EBITDA (as defined in the Credit Facilities), and contain other restrictions, none of which are expected to have a material effect on our operations or financial position. At April 30, 2016, we were in compliance with all loan covenants.

Note 4 - Debt

12 Months Ended

Apr. 30, 2016

DEBT

At April 30, 2016, a subsidiary of the Company maintained unsecured revolving credit facilities with banks aggregating $100 million (the “Credit Facilities”). The Credit Facilities expire from October 10, 2017 to June 18, 2018 and, currently, any borrowings would bear interest at .9% above one-month LIBOR. There were no borrowings outstanding under the Credit Facilities at April 30, 2016 and $10 million was outstanding at May 2, 2015. At April 30, 2016, $2.2 million of the Credit Facilities were reserved for standby letters of credit and $97.8 million were available for borrowings.

The Credit Facilities require the subsidiary to maintain certain financial ratios, including debt to net worth and debt to EBITDA (as defined in the Credit Facilities), and contain other restrictions, none of which are expected to have a material effect on our operations or financial position. At April 30, 2016, we were in compliance with all loan covenants.