Consolidated Statement of Stockholders' Equity - USD ($)	Common Stock	Additional Paid-In Capital	Accumulated Deficit	Total
Beginning Balance, Shares at Dec. 29, 2012	92,140,062
Beginning Balance, Amount at Dec. 29, 2012	$ 92,140	$ 33,617,801	$ (29,716,612)	$ 3,993,329
Issuance of common stock, Shares	3,529,411
Issuance of common stock, net of offering costs, Amount	$ 3,529	2,976,471		2,980,000
Exercise of stock options, Shares	276,038
Exercise of stock options, Amount	$ 276	138,093		138,369
Exercise of warrants, Shares	7,979,227
Exercise of warrants, Amount	$ 7,979	1,630,769		1,638,748
Share-based compensation, Shares	600,000
Share-based compensation, Amount	$ 600	$ 1,333,930		1,334,530
Net loss			$ (4,419,525)	(4,419,525)
Ending Balance, Shares at Dec. 28, 2013	104,524,738
Ending Balance, Amount at Dec. 28, 2013	$ 104,525	$ 39,697,063	$ (34,136,137)	5,665,451
Issuance of warrant, Amount		246,189		246,189
Exercise of stock options, Shares	534,715
Exercise of stock options, Amount	$ 535	$ 466,614		467,149
Issuance of unvested restricted stock, Shares	1,186,000
Issuance of unvested restricted stock, Amount	$ 1,186			1,186
Unvested restricted stock, Shares	(1,186,000)
Unvested restricted stock, Amount	$ (1,186)			(1,186)
Share-based compensation, Shares	85,000
Share-based compensation, Amount	$ 85	$ 2,861,208		2,861,293
Stock issued to settle outstanding payable balance, Shares	126,605
Stock issued to settle outstanding payable balance, Amount	$ 126	$ 146,368		146,494
Net loss			$ (5,388,185)	(5,388,185)
Ending Balance, Shares at Jan. 03, 2015	105,271,058
Ending Balance, Amount at Jan. 03, 2015	$ 105,271	$ 43,417,442	$ (39,524,322)	3,998,391
Issuance of common stock, net of offering costs, Amount	1,600,000
Issuance of warrant, Amount	$ 1,600	1,973,293		1,974,893
Exercise of stock options, Shares	120,708
Exercise of stock options, Amount	$ 121	94,725		$ 94,846
Vested restricted stock, Shares	684,000
Vested restricted stock, Amount	$ 684	(684)
Share-based compensation, Shares	335,000
Share-based compensation, Amount	$ 335	$ 1,977,276		$ 1,977,611
Net loss			$ (2,771,067)	(2,771,067)
Ending Balance, Shares at Jan. 02, 2016	108,010,766
Ending Balance, Amount at Jan. 02, 2016	$ 108,011	$ 47,462,052	$ (42,295,389)	$ 5,274,674