BASIC AND DILUTED EARNINGS PER SHARE (Details) (USD $)	3 Months Ended		6 Months Ended
	Jun. 29, 2013	Jun. 30, 2012	Jun. 29, 2013	Jun. 30, 2012
BASIC AND DILUTED EARNINGS PER SHARE
Net income (loss)	$ (3,158,000)	$ 1,031,000	$ (21,663,000)	$ (177,000)
Basic weighted number of average shares outstanding	18,378,000	12,880,000	15,769,000	12,877,000
Incremental shares from assumed issuances of stock options and restricted stock awards		48,000
Diluted weighted average number of shares outstanding	18,378,000	12,928,000	15,769,000	12,877,000
Earnings (loss) per share - Basic (in dollars per share)	$ (0.17)	$ 0.08	$ (1.37)	$ (0.01)
Earnings (loss) per share - Diluted (in dollars per share)	$ (0.17)	$ 0.08	$ (1.37)	$ (0.01)
Stock options
Anti-dilutive shares
Anti-dilutive securities excluded from the computation of diluted earnings (in shares)		681,675
Unvested restricted common shares
Anti-dilutive shares
Anti-dilutive securities excluded from the computation of diluted earnings (in shares)		457,550
Stock options and unvested restricted common shares
Anti-dilutive shares
Anti-dilutive securities excluded from the computation of diluted earnings (in shares)	1,696,383		1,696,383	1,277,340