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Consolidated Balance Sheets (Parenthetical) - USD ($) | Dec. 30, 2017 | Dec. 31, 2016
--- | --- | ---
Current Assets |  |
Accounts receivable, allowances | $ 470,000 | $ 430,000
Shareholders' Equity |  |
Voting Preferred Stock, par value (in dollars per share) | $ 0 | $ 0
Voting Preferred Stock, shares authorized (in shares) | 1,000,000 | 1,000,000
Nonvoting Preferred Stock, par value (in dollars per share) | $ 0 | $ 0
Nonvoting Preferred Stock, shares authorized (in shares) | 1,000,000 | 1,000,000
Common Stock, par value (in dollars per share) | $ 0 | $ 0
Common Stock, shares authorized (in shares) | 50,000,000 | 50,000,000
Common Stock, shares issued (in shares) | 8,957,974 | 8,950,827
Common Stock, shares outstanding (in shares) | 6,263,245 | 6,256,098
Treasury Stock, shares (in shares) | 2,694,729 | 2,694,729

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