Selected Quarterly Financial Information (Unaudited) (Details) (USD $)	3 Months Ended																12 Months Ended
	Dec. 29, 2012		Sep. 29, 2012		Jun. 30, 2012		Mar. 31, 2012		Dec. 31, 2011		Sep. 24, 2011		Jun. 25, 2011		Mar. 26, 2011		Dec. 29, 2012	Dec. 31, 2011	Dec. 25, 2010
Quarterly Financial Information Disclosure [Abstract]
Revenue	$ 8,574,000		$ 8,190,000		$ 7,012,000		$ 10,866,000		$ 17,798,000		$ 14,063,000		$ 15,424,000		$ 17,374,000		$ 34,641,860	$ 64,658,603	$ 58,141,632
Gross profit	2,425,000	[1]	2,451,000	[1]	1,127,000	[1]	3,253,000	[1]	7,714,000	[1],[2]	5,024,000	[1]	5,957,000	[1]	6,211,000	[1]
(Loss) income from continuing operations	(5,766,000)		(6,849,000)		(6,456,000)		(2,712,000)		(4,342,000)		(541,000)		(622,000)		(523,000)		(21,783,320)	(6,028,488)	1,539,829
Net income attributable to the controlling interest	(3,861,000)		(6,724,000)		(5,199,000)		(2,578,000)		52,000	[2]	160,000		802,000		2,066,000		(18,361,930)	3,079,364	8,829,321
Net (loss) income per share:
Basic (in dollars per share)	$ (0.06)	[3]	$ (0.11)	[3]	$ (0.08)	[3]	$ (0.04)	[3]	$ 0.00	[3]	$ 0.00	[3]	$ 0.01	[3]	$ 0.03	[3]	$ (0.29)	$ 0.05	$ 0.14
Diluted (in dollars per share)	$ (0.06)	[3]	$ (0.11)	[3]	$ (0.08)	[3]	$ (0.04)	[3]	$ 0.00	[3]	$ 0.00	[3]	$ 0.01	[3]	$ 0.03	[3]	$ (0.29)	$ 0.05	$ 0.13
Shares used in computing net income per share:
Basic (in shares)	63,836,000		63,415,000		63,078,000		64,225,000		64,065,000		64,292,000		64,529,000		64,736,000		63,617,680	64,405,776	66,019,847
Diluted (in shares)	63,836,000		63,415,000		63,078,000		64,225,000		64,065,000		65,441,000		66,775,000		65,655,000		63,617,680	65,234,212	66,711,501
Error Corrections and Prior Period Adjustments Restatement [Line Items]
Net income (loss)																	(18,994,272)	3,684,571	8,839,546
Adjustment
Quarterly Financial Information Disclosure [Abstract]
(Loss) income from continuing operations																		(575,000)	(116,000)
Net income attributable to the controlling interest																		(518,000)	(105,000)
Error Corrections and Prior Period Adjustments Restatement [Line Items]
Net income (loss)									$ (100,000)									$ (600,000)	$ (100,000)

[1] Gross profit is defined as net product revenue less cost of product revenues.

[2] Includes ($0.1) million impact in gross profit and net income attributable to the controlling interest for the three month period ended December 31, 2011, relating to the immaterial restatement as described in Note 1.

[3] Net income per share is computed independently for each of the quarters presented; accordingly, the sum of the quarterly net income per share may not equal the total computed for the year.