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Condensed Consolidated Balance Sheets [Parenthetical] (USD $) | Sep. 30, 2014 | Dec. 31, 2013
--- | --- | ---
Cash and cash equivalents | $ 171,843 | $ 666,616
Allowance for doubtful accounts | 263,000 | 217,000
Inventory, net | 18,400,506 | 15,428,413
Prepaid expenses | 1,181,254 | 1,315,384
Other current assets | 706,459 | 945,914
Machinery and equipment | 27,187,213 | 26,639,722
Office furniture and equipment | 3,463,299 | 3,287,951
Accumulated depreciation and amortization | 31,191,753 | 29,718,564
Goodwill | 1,473,176 | 1,473,176
Due from related party | 23,000 | 24,000
Checks written in excess of bank balance | 1,044,151 | 704,757
Trade payables | 5,579,077 | 3,573,007
Line of credit | 11,654,227 | 8,769,024
Discount on notes payable current | 141,000 | 125,000
Accrued liabilities | 2,473,569 | 3,003,704
Notes Payable, net of current portion, net discount | 322,000 | 430,000
Notes payable, net of current portion | 7,258,199 | 7,511,383
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, shares authorized (in shares) | 5,000,000 | 5,000,000
Common stock, shares issued (in shares) | 3,376,743 | 3,320,773
Common stock, shares outstanding (in shares) | 3,301,116 | 3,248,646
Treasury stock, shares (in shares) | 75,627 | 72,127
Variable Interest Entity, Primary Beneficiary [Member] |  |
Cash and cash equivalents | 26,000 | 54,000
Allowance for doubtful accounts | 6,000 | 0
Inventory, net | 724,000 | 390,000
Prepaid expenses | 3,000 | 3,000
Other current assets | 74,000 | 76,000
Machinery and equipment | 700,000 | 723,000
Office furniture and equipment | 44,000 | 39,000
Accumulated depreciation and amortization | 128,000 | 92,000
Goodwill | 440,000 | 440,000
Checks written in excess of bank balance | 3,000 | 0
Trade payables | 120,000 | 94,000
Line of credit | 497,000 | 219,000
Discount on notes payable current | 112,000 | 107,000
Accrued liabilities | 78,000 | 73,000
Notes payable, net of current portion | $ 351,000 | $ 441,000

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