Consolidated Statements of Cash Flows - USD ($)	12 Months Ended
	Dec. 31, 2016	Jan. 02, 2016	Jan. 03, 2015
Cash Flows From Operating Activities
Net loss	$ (2,928,185)	$ (2,771,067)	$ (5,388,185)
Adjustments to reconcile net loss to net cash used in operating activities:
Depreciation of leasehold improvements and equipment	331,734	285,536	222,721
Amortization of intangibles	87,826	45,014	35,589
Share-based compensation expense	1,193,782	1,977,611	2,916,924
Allowance for doubtful trade receivables	713,122	329,844	28,779
Loss from disposal of equipment	7,114	19,643	20,400
Loss from impairment of intangibles	0	19,495	0
Loss from investment in affiliate	0	0	45,829
Loss on debt extinguishment	313,099	0	0
Non-cash financing costs	110,161	188,442	49,527
Changes in operating assets and liabilities:
Trade receivables	(4,114,561)	(873,726)	(1,096,695)
Other receivable	0	0	215,000
Inventories	240,851	(4,439,458)	(1,530,216)
Prepaid expenses and other assets	(133,855)	(82,124)	(91,053)
Accounts payable	(245,670)	2,772,350	2,157,192
Accrued expenses	867,307	449,180	196,978
Customer deposits and other	117,008	37,567	(311,609)
Deferred rent	503,671	(69,445)	(51,587)
Net cash used in operating activities	(2,936,596)	(2,111,138)	(2,580,406)
Cash Flows From Investing Activities
Purchases of leasehold improvements and equipment	(1,504,922)	(525,231)	(123,096)
Purchase of intangible assets	(220,000)	(122,500)	(130,000)
Proceeds from sales of equipment	0	0	1,356
Proceeds from investment in affiliate	0	0	1,842,015
Net cash provided by (used in) investing activities	(1,724,922)	(647,731)	1,590,275
Cash Flows From Financing Activities
Proceeds from issuance of common stock, net of issuance costs	5,717,474	1,974,893	0
Proceeds from exercise of stock options	716,612	94,846	467,149
Proceeds from loan payable	0	2,500,000	2,500,000
Payment of debt issuance costs	(176,836)	(15,000)	(102,866)
Principal payments on loan payable	(5,000,000)	0	0
Cash paid for debt extinguishment costs	(281,092)	0	0
Principal payments on capital leases	(221,883)	(210,948)	(170,738)
Net cash provided by financing activities	754,275	4,343,791	2,693,545
Net increase in cash	(3,907,243)	1,584,922	1,703,414
Cash Beginning of Year	5,549,672	3,964,750	2,261,336
Cash Ending of Year	1,642,429	5,549,672	3,964,750
Supplemental Disclosures of Cash Flow Information
Cash payments for interest	261,738	427,591	74,996
Supplemental Schedule of Noncash Investing Activity
Capital lease obligation incurred for purchases of equipment	156,655	303,933	322,802
Inventory supplied to Healthspan Research, LLC for equity interest, at cost	20,318	0	0
Retirement of fully depreciated equipment - cost	90,803	121,213	56,110
Retirement of fully depreciated equipment - accumulated depreciation	(90,803)	(121,213)	(56,110)
Supplemental Schedule of Noncash Operating Activity
Stock issued to settle outstanding payable balance	0	0	146,494
Supplemental Schedule of Noncash Share-based Compensation
Changes in prepaid expenses associated with share-based compensation	0	0	55,631
Warrant issued, related to loan payable	$ 0	$ 0	$ 246,189