Note 3 - Debt	9 Months Ended
Jan. 25, 2020
Notes to Financial Statements
Debt Disclosure [Text Block]	3. DEBT At January 25, 2020, a subsidiary of the Company maintained unsecured revolving credit facilities with banks aggregating $100 million (the “Credit Facilities”). The Credit Facilities expire from October 3, 2020 to June 18, 2021 and any borrowings would currently bear interest at .9% above one-month LIBOR. There were noborrowings outstanding under the Credit Facilities at January 25, 2020 or April 27, 2019. At January 25, 2020, $3.1 million of the Credit Facilities was reserved for standby letters of credit and $96.9 million was 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 the Company’s operations or financial position. At January 25, 2020, the Company was in compliance with all loan covenants.

The entire disclosure for information about short-term and long-term debt arrangements, which includes amounts of borrowings under each line of credit, note payable, commercial paper issue, bonds indenture, debenture issue, own-share lending arrangements and any other contractual agreement to repay funds, and about the underlying arrangements, rationale for a classification as long-term, including repayment terms, interest rates, collateral provided, restrictions on use of assets and activities, whether or not in compliance with debt covenants, and other matters important to users of the financial statements, such as the effects of refinancing and noncompliance with debt covenants.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 470
-URI http://asc.fasb.org/topic&trid=2208564

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