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Consolidated Balance Sheets (Parentheticals) - $ / shares | Apr. 28, 2018 | Apr. 29, 2017
--- | --- | ---
Common stock, par value (in dollars per share) | $ 0.01 | $ 0.01
Common stock, shares authorized (in shares) | 75,000,000 | 75,000,000
Common stock, shares issued (in shares) | 50,650,784 | 50,616,134
Series C Preferred Stock [Member] |  |
Preferred stock, par value (in dollars per share) | $ 1 | $ 1
Preferred stock, shares issued (in shares) | 150,000 | 150,000
Preferred stock, shares authorized (in shares) | 1,000,000 | 1,000,000
Treasury stock, shares (in shares) | 150,000 | 150,000
Treasury Stock, Common [Member] |  |
Treasury stock, shares (in shares) | 4,032,544 | 4,032,544

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- Definition Total number of common shares of an entity that have been sold or granted to shareholders (includes common shares that were issued, repurchased and remain in the treasury). These shares represent capital invested by the firm's shareholders and owners, and may be all or only a portion of the number of shares authorized. Shares issued include shares outstanding and shares held in the treasury. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(29)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
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