Consolidated Statements of Stockholders' Deficit (USD $)	Series A-1 and A-2 Preferred Stock Shares Issued (1) USD ($)	Series B Preferred Stock Shares Issued (1)	Series C Preferred Stock Shares Issued (1) USD ($)	Common Stock [Member] USD ($)	Prepaid Stock-Based Compensation USD ($)	Paid-In Capital USD ($)	Accumulated Deficit USD ($)	Noncontrolling Interest USD ($)	Total USD ($)
Beginning Balance, Amount at Oct. 02, 2010				$ 335,400					$ (10,095,900)
Beginning Balance, Shares at Oct. 02, 2010				33,535,400
Common stock issued to employee retirement plan, Amount				66,700
Common stock issued to employee retirement plan, Shares				6,666,700
Common stock issued upon conversion of preferred stock, Amount				75,200
Common stock issued upon conversion of preferred stock, Shares				7,518,400
Issuance of common stock as debt discount, Amount				57,600					750,000
Issuance of common stock as debt discount, Shares				5,758,100
Sale of common stock, net of issuance costs, Amount				517,900					3,307,200
Sale of common stock, net of issuance costs, Shares				51,788,600
Issuance of nonvested stock, net, Shares				1,600
Common stock warrants issued to investment banking firm									190,600
Common stock issued pursuant to cashless warrant exercise, Amount				2,200					33,100
Common stock issued pursuant to cashless warrant exercise, Shares				221,000
Stock-based compensation expense vested stock, Amount				3,300					39,600
Stock-based compensation expense vested stock, Shares				333,600
Common stock issued to pay interest, Amount				6,800					272,900
Common stock issued to pay interest, Shares				682,300
Common stock options exercised, Amount				200					3,200
Common stock options exercised, Shares				20,000					(20,000)
Common stock issued upon conversion of debt and interest, Amount				71,700					501,900
Common stock issued upon conversion of debt and interest, Shares				7,170,100
Elimination of derivative liability from conversion of debt to common stock									69,100
Stock-based compensation expense options									1,155,400
Stock-based compensation expense - discontinued operations									16,800
Amortization of deferred stock-based compensation									7,400
Amortization of employee retirement plan contributions									800,000
Net loss									(15,762,800)
Ending Balance, Amount at Oct. 02, 2011				1,137,000					(18,711,500)
Ending Balance, Shares at Oct. 02, 2011				113,695,800
Beginning Balance, Amount at Oct. 03, 2010
Common stock issued to employee retirement plan, Amount					(800,000)	733,300
Common stock issued upon conversion of preferred stock, Amount	(100)		(400)			(74,700)
Common stock issued upon conversion of preferred stock, Shares	(8,300)	(100)	(37,500)
Issuance of common stock as debt discount, Amount						692,400
Sale of common stock, net of issuance costs, Amount						2,789,300
Common stock warrants issued to investment banking firm						190,600
Common stock issued pursuant to cashless warrant exercise, Amount						30,900
Stock-based compensation expense vested stock, Amount						36,300
Common stock issued to pay interest, Amount						266,100
Common stock options exercised, Amount						3,000
Common stock issued upon conversion of debt and interest, Amount						430,200
Elimination of derivative liability from conversion of debt to common stock						69,100
Stock-based compensation expense options						1,155,400
Amortization of deferred stock-based compensation						7,400
Amortization of employee retirement plan contributions					800,000
Net loss							(15,762,800)
Ending Balance, Amount at Oct. 02, 2011				1,137,000		171,385,300	(191,558,200)	324,400	(18,711,500)
Ending Balance, Shares at Oct. 02, 2011		1,800		113,695,800
Common stock issued upon conversion of preferred stock, Amount				17,200		(17,200)
Common stock issued upon conversion of preferred stock, Shares		(900)		1,718,600
Common stock warrants issued for senior secured revolving credit facility						432,000			432,000
Common stock warrants issued for senior secured revolving credit facility reclassified to derivative liability						(1,049,000)			(1,049,000)
Stock-based compensation expense vested stock, Amount				1,300		17,300			18,600
Stock-based compensation expense vested stock, Shares				133,300
Common stock options exercised, Amount				25,400		218,400			243,800
Common stock options exercised, Shares				2,541,100					2,541,100
Elimination of derivative liability from conversion of debt to common stock
Stock-based compensation expense options						1,600,000			1,600,000
Stock-based compensation expense - discontinued operations						220,300			220,300
Amortization of deferred stock-based compensation						1,100			1,100
Common stock warrants exercised, Amount				200		1,800			2,000
Common stock warrants exercised, Shares				15,400
Common stock issued to pay operating expenses, Amount				2,900		31,400			34,300
Common stock issued to pay operating expenses, Shares				291,900
Common stock issued to pay interest in lieu of cash to subordinated secured convertible promissory note holders						1,315,400
Net loss							(19,668,400)		(19,668,400)
Ending Balance, Amount at Sep. 30, 2012				$ 1,315,600		$ 174,156,800	$ (211,226,600)	$ 324,400	$ (35,429,800)
Ending Balance, Shares at Sep. 30, 2012		900		131,558,800