CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY (USD $)	Common Stock	Additional Paid-in Capital	Retained Earnings	Total
Balances at Dec. 30, 2011	$ 73,000	$ 34,065,000	$ 155,000	$ 34,293,000
Balances (in shares) at Dec. 30, 2011	7,274,000
Increase (Decrease) in Stockholders' Equity
Shares of common stock issued in connection with employee stock purchase plan		120,000		120,000
Shares of common stock issued in connection with employee stock purchase plan (in shares)	56,000
Shares of common stock issued in connection with employee stock option exercise		11,000		11,000
Shares of common stock issued in connection with employee stock option exercise (in shares)	5,000
Stock-based compensation		227,000		227,000
Net income (loss)			(17,300,000)	(17,300,000)
Balances at Dec. 28, 2012	73,000	34,423,000	(17,145,000)	17,351,000
Balances (in shares) at Dec. 28, 2012	7,335,000
Increase (Decrease) in Stockholders' Equity
Shares of common stock issued in connection with employee stock purchase plan	1,000	72,000		73,000
Shares of common stock issued in connection with employee stock purchase plan (in shares)	31,000
Shares of common stock issued in connection with employee stock option exercise		9,000		9,000
Shares of common stock issued in connection with employee stock option exercise (in shares)	9,000
Stock-based compensation		150,000		150,000
Net income (loss)			2,630,000	2,630,000
Balances at Dec. 27, 2013	74,000	34,654,000	(14,515,000)	20,213,000
Balances (in shares) at Dec. 27, 2013	7,375,000			7,375,000
Increase (Decrease) in Stockholders' Equity
Shares of common stock issued in connection with employee stock purchase plan		76,000		76,000
Shares of common stock issued in connection with employee stock purchase plan (in shares)	12,000
Shares of common stock issued in connection with employee stock plans	2,000	448,000		450,000
Shares of common stock issued in connection with employee stock plans (in shares)	248,000
Stock-based compensation		258,000		258,000
Net income (loss)			9,416,000	9,416,000
Balances at Jan. 02, 2015	$ 76,000	$ 35,436,000	$ (5,099,000)	$ 30,413,000
Balances (in shares) at Jan. 02, 2015	7,635,000			7,635,000