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Condensed Consolidated Balance Sheets (Unaudited) (Parentheticals) - $ / shares | Dec. 25, 2016 | Jun. 26, 2016
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Statement Of Financial Position [Abstract] |  |
Common stock, par (in dollars per share) | $ 0.10 | $ 0.10
Common stock, shares authorized (in shares) | 500,000,000 | 500,000,000
Common stock, shares outstanding (in shares) | 18,200,018 | 17,847,416

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