STOCKHOLDERS' EQUITY (Details Textual) (USD $)	3 Months Ended	9 Months Ended			3 Months Ended		9 Months Ended			3 Months Ended	9 Months Ended
	Sep. 25, 2011	Sep. 23, 2012	Sep. 25, 2011	Apr. 19, 2012	Sep. 23, 2012 Chief Executive Officer [Member]	Sep. 25, 2011 Chief Executive Officer [Member]	Sep. 23, 2012 Chief Executive Officer [Member]	Sep. 25, 2011 Chief Executive Officer [Member]	Sep. 23, 2012 Holding Company, Jbs Usa [Member] Subordinated Loan [Member]	Sep. 23, 2012 Chief Financial Officer [Member]	Sep. 23, 2012 Chief Financial Officer [Member]
Rights Offering Options To Purchase Number Of Shares At Subscription Price For Each Shares Owned		0.2072
Rights Offering Subscription Price Per Share		4.5
Rights Offering Shares Offered		44,444,444
Number Of Shares Granted To Stockholders As Per Loan Agreement									44,444,444
Proceeds From Issuance Of Common Stock Rights Gross		$ 200,000,000
Adjustments To Additional Paid In Capital Rights Issued Issuance Costs		1,700,000
Proceeds From Issuance Of Common Stock Rights Net		198,300,000
Line Of Credit Facility Amount Outstanding		50,000,000
Rights Offering Exercise Price				$ 6.40
Rights Offering Exercise Price For Over Subscription				$ 6.07
Common stock issued under compensation plans (in shares)							200,000				72,675
Lapse Of Restriction On Shares Percentage On Total Restricted Shares Granted Year Two		50.00%
Lapse Of Restriction On Shares Percentage On Total Restricted Shares Granted Year Three		50.00%
Grant Date Fair Value Of Restricted Shares							1,400,000				400,000
Share Based Compensation Expense Recognized Ratably							700,000				400,000
Allocated Share-based Compensation Expense					200,000	100,000	500,000	400,000		17,000	17,000
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount	162		7,795
Share-based compensation		$ 465,000	$ 418,000