Consolidated Statements of Stockholders' Equity (USD $) In Thousands, except Share data, unless otherwise specified		Common Stock [Member]	Additional Paid In Capital [Member]	Treasury Stock [Member]	Accumulated Deficit [Member]	Total
Balance at Dec. 27, 2010		$ 129	$ 283,776	$ (1,198)	$ (271,021)	$ 11,686
Balance (in shares) at Dec. 27, 2010		12,920,723		59,886
Increase (Decrease) in Stockholders' Equity [Abstract]
Issuance of restricted stock, net of forfeitures		3	(3)			0
Issuance of restricted stock, net of forfeitures (in shares)		321,119
Stock-based compensation			371			371
Net loss					(6,539)	(6,539)
Balance at Jan. 02, 2012		132	284,144	(1,198)	(277,560)	5,518
Balance (in shares) at Jan. 02, 2012		13,241,841		59,886
Increase (Decrease) in Stockholders' Equity [Abstract]
Issuance of common stock, net of issuance costs	[1]	50	12,509			12,559
Issuance of common stock, net of issuance costs (in shares)	[1]	4,915,461
Issuance of restricted stock, net of forfeitures		1	(1)			0
Issuance of restricted stock, net of forfeitures (in shares)		120,890
Stock-based compensation			399			399
Net loss					(4,441)	(4,441)
Balance at Dec. 31, 2012		183	297,051	(1,198)	(282,001)	14,035
Balance (in shares) at Dec. 31, 2012		18,278,192		59,886
Increase (Decrease) in Stockholders' Equity [Abstract]
Forfeiture of restricted stock		(2)	2			0
Forfeiture of restricted stock (in shares)		(171,213)
Stock-based compensation			128			128
Net loss					(11,444)	(11,444)
Balance at Dec. 30, 2013		$ 181	$ 297,181	$ (1,198)	$ (293,445)	$ 2,719
Balance (in shares) at Dec. 30, 2013		18,106,979		59,886

[1] Represents the proceeds, net of issuance costs, of approximately $221,000 from the shareholder rights offering and related private placement to directors and officers of the Company, completed in July 2012