Condensed Consolidated Balance Sheets [Parenthetical] - USD ($)	Mar. 31, 2017	Dec. 31, 2016
Cash and cash equivalents	$ 582,707	$ 563,043
Allowance for doubtful accounts	145,000	137,000
Inventory, Net, Total	17,964,194	18,348,011
Prepaid expenses	798,484	678,689
Other current assets	467,634	530,669
Machinery and equipment	26,582,676	26,348,443
Office Furniture and Equipment	3,504,468	3,597,158
Goodwill	1,473,176	1,473,176
Due from related party	47,000	47,000
Trade payables	6,091,056	5,861,932
Line Of Credit, Current	9,490,011	11,263,531
Notes Payable, net of current portion, net discount	66,000	113,000
Accrued liabilities	2,435,959	3,127,425
Notes Payable, net of non current portion, net discount	$ 0	$ 0
Preferred Stock, Par or Stated Value Per Share (in dollars per share)	$ 0	$ 0
Preferred Stock, shares authorized (in shares)	2,000,000	2,000,000
Preferred Stock, shares issued (in shares)	0	0
Preferred Stock, shares outstanding (in shares)	0	0
Common Stock, Par or Stated Value Per Share (in dollars per share)	$ 0	$ 0
Common stock, shares authorized (in shares)	5,000,000	5,000,000
Common stock, shares issued (in shares)	3,568,885	3,525,227
Common stock, shares outstanding (in shares)	3,568,885	3,525,227
Treasury Stock, Shares (in shares)	75,627	75,627
Variable Interest Entity, Primary Beneficiary [Member]
Cash and cash equivalents	$ 118,000	$ 51,000
Allowance for doubtful accounts	40,000	6,000
Inventory, Net, Total	607,000	719,000
Prepaid expenses	18,000	18,000
Other current assets	1,000	0
Machinery and equipment	0	0
Office Furniture and Equipment	188,000	154,000
Accumulated depreciation and amortization	31,000	29,000
Goodwill	440,000	440,000
Trade payables	58,000	92,000
Line Of Credit, Current	391,000	408,000
Notes Payable, net of current portion, net discount	0	0
Accrued liabilities	157,000	140,000
Notes Payable, net of non current portion, net discount	$ 246,000	$ 301,000