Consolidated Balance Sheets (Parenthetical) - USD ($) $ in Thousands	Jul. 01, 2018	Jul. 02, 2017
Statement Of Financial Position [Abstract]
Allowance for doubtful accounts receivable	$ 500	$ 500
Common stock, shares authorized	12,000,000	12,000,000
Common stock, par value	$ 0.01	$ 0.01
Common stock, shares issued	7,251,937	7,216,103
Treasury stock, shares	3,616,734	3,619,487

A valuation allowance for trade and other receivables due to an Entity within one year (or the normal operating cycle, whichever is longer) that are expected to be uncollectible.

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
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-Section S99
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Face amount or stated value per share of common stock.

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The maximum number of common shares permitted to be issued by an entity's charter and bylaws.

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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.

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Number of common and preferred shares that were previously issued and that were repurchased by the issuing entity and held in treasury on the financial statement date. This stock has no voting rights and receives no dividends.

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Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
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