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Supplemental Cash Flow Information (Details) (USD $)
6 Months Ended
Jun. 30, 2013
Jun. 30, 2012
Supplemental Cash Flow Information [Abstract]    
Cash paid for interest $ 96,000 $ 126,000
Non-cash investing and financing activities:    
Beneficial conversion feature issued with convertible debt    216,000
Conversion of debt and accrued interest to equity    580,000
Warrant issued for prepaid consulting services    248,000
Gain (loss) from change in fair value of interest rate swap derivative 76,000 (22,000)
Warrants issued with debt 69,000   
Accounts payable converted to debt 153,000   
Financing of equipment purchase 697,000   
Intrinsic value of beneficial conversion feature at Reaquisition $ 75,000