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CONSOLIDATED BALANCE SHEETS (Parentheticals) - USD ($) $ in Thousands	Dec. 31, 2016	Jan. 02, 2016
Statement of Financial Position [Abstract]
Allowances for receivables	$ 2,733	$ 3,167
Debt discount, current	201	37
Debt discount, non-current	$ 2,544	$ 2,557
Common stock, par value (in dollars per share)	$ 0.01	$ 0.01
Common stock, shares authorized	20,000,000	20,000,000
Common stock, shares issued	9,031,263	8,943,846
Common stock, shares outstanding	9,031,263	8,943,846

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For an unclassified balance sheet, a valuation allowance for receivables due a company that are expected to be uncollectible.

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Face amount or stated value per share of common stock.

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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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Amount of debt discount to be amortized within one year or within the normal operating cycle, if longer.

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