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Condensed Consolidated Balance Sheets [Parenthetical] (USD $)
Jun. 30, 2013
Dec. 31, 2012
Cash and cash equivalents (VIE $27,000 and $22,000, respectively) $ 458,745 $ 351,064
Allowance for doubtful accounts 122,000 99,000
Other current assets (VIE $77,000 and $108,000) 609,677 820,619
Machinery and equipment (VIE $730,000 and $701,000, respectively) 26,000,699 25,530,893
Due from related party 9,000 19,000
Trade payables (VIE $4,000 and $66,000, respectively) 5,199,088 5,708,271
Notes Payable, current portion, net discount 116,000 107,000
Notes payable - current portion (net discount of $116,000 and $107,000, repectively) (VIE $104,000 and $101,000, respectively) 348,923 354,342
Accrued liabilities (VIE $7,000 and $31,000, respectively) 2,768,309 2,997,242
Notes Payable, net of current portion, net discount 495,000 555,000
Notes payable, net of current portion (net discount of $495,000 and $555,000, repectively) (VIE $480,000 and $533,000, respectively) 7,666,242 7,839,351
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) 3,320,773 3,320,773
Common stock, shares outstanding (in shares) 3,248,646 3,248,646
Treasury stock, shares (in shares) 72,127 72,127
Variable Interest Entity, Primary Beneficiary [Member]
    
Cash and cash equivalents (VIE $27,000 and $22,000, respectively) 27,000 22,000
Other current assets (VIE $77,000 and $108,000) 77,000 108,000
Machinery and equipment (VIE $730,000 and $701,000, respectively) 730,000 701,000
Trade payables (VIE $4,000 and $66,000, respectively) 4,000 66,000
Notes payable - current portion (net discount of $116,000 and $107,000, repectively) (VIE $104,000 and $101,000, respectively) 104,000 101,000
Accrued liabilities (VIE $7,000 and $31,000, respectively) 7,000 31,000
Notes payable, net of current portion (net discount of $495,000 and $555,000, repectively) (VIE $480,000 and $533,000, respectively) $ 480,000 $ 533,000