Consolidated Statements of Cash Flows - USD ($)	12 Months Ended
	Jan. 02, 2016	Jan. 03, 2015	Dec. 28, 2013
Cash Flows From Operating Activities
Net loss	$ (2,771,067)	$ (5,388,185)	$ (4,419,525)
Adjustments to reconcile net loss to net cash used in operating activities:
Depreciation of leasehold improvements and equipment	285,536	222,721	246,175
Amortization of intangibles	45,014	35,589	23,532
Share-based compensation expense	1,977,611	2,916,924	1,287,917
Allowance for doubtful trade receivables	329,844	28,779	(441,340)
Loss from disposal of equipment	19,643	20,400	66,378
Loss from impairment of intangibles	19,495	0	0
Loss from investment in affiliate	0	45,829	44,961
Non-cash financing costs	188,442	49,527	0
Changes in operating assets and liabilities:
Trade receivables	(873,726)	(1,096,695)	1,560,070
Other receivable	0	215,000	(215,000)
Inventories	(4,439,458)	(1,530,216)	(466,352)
Prepaid expenses and other assets	(82,124)	(91,053)	(62,913)
Accounts payable	2,772,350	2,157,192	(1,618,450)
Accrued expenses	449,180	196,978	(204,891)
Customer deposits and other	37,567	(311,609)	235,777
Deferred rent	(69,445)	(51,587)	57,650
Net cash used in operating activities	(2,111,138)	(2,580,406)	(3,906,011)
Cash Flows From Investing Activities
Purchases of leasehold improvements and equipment	(525,231)	(123,096)	(137,349)
Purchase of intangible assets	(122,500)	(130,000)	(89,000)
Proceeds from sales of assets	0	0	1,000,000
Proceeds from sales of equipment	0	1,356	0
Proceeds from investment in affiliate	0	1,842,015	225,000
Net cash provided by (used in) investing activities	(647,731)	1,590,275	998,651
Cash Flows From Financing Activities
Proceeds from issuance of common stock, net of issuance costs	1,974,893	0	2,980,000
Proceeds from exercise of stock options	94,846	467,149	138,369
Proceeds from exercise of warrants	0	0	1,638,748
Proceeds from loan payable	2,500,000	2,500,000	0
Payment of debt issuance costs	(15,000)	(102,866)	0
Principal payments on capital leases	(210,948)	(170,738)	(108,421)
Net cash provided by financing activities	4,343,791	2,693,545	4,648,696
Net increase in cash	1,584,922	1,703,414	1,741,336
Cash Beginning of Year	3,964,750	2,261,336	520,000
Cash Ending of Year	5,549,672	3,964,750	2,261,336
Supplemental Disclosures of Cash Flow Information
Cash payments for interest	427,591	74,996	34,330
Supplemental Schedule of Noncash Investing Activity
Capital lease obligation incurred for the purchase of equipment	303,933	322,802	302,017
Retirement of fully depreciated equipment - cost	121,213	56,110	0
Retirement of fully depreciated equipment - accumulated depreciation	(121,213)	(56,110)	0
Supplemental Schedule of Noncash Operating Activity
Stock issued to settle outstanding payable balance	0	146,494	0
Supplemental Schedule of Noncash Share-based Compensation
Stock awards issued for services rendered in prior period	0	0	14,560
Changes in prepaid expenses associated with share-based compensation	0	55,631	32,053
Warrant issued, related to loan payable	0	246,189	0
Supplemental Schedule of Noncash Activities Related to Sale of BluScience Consumer Product Line
Assets transferred	0	0	3,526,677
Liabilities transferred	0	0	368,873
Carrying value of long-term investment in affiliate, net of $1,000,000 cash proceeds	$ 0	$ 0	$ 2,157,804