Note 8. Note Payable (Detail) (USD $)	3 Months Ended		9 Months Ended		6 Months Ended	31 Months Ended			9 Months Ended	28 Months Ended				9 Months Ended
	Sep. 30, 2012	Dec. 31, 2011	Sep. 30, 2012	Jun. 27, 2012	Jun. 30, 2012 October 2009 Capital Lease [Member]	Apr. 30, 2012 October 2009 Capital Lease [Member]	Sep. 30, 2012 October 2009 Capital Lease [Member]	Oct. 31, 2009 October 2009 Capital Lease [Member]	Sep. 30, 2012 November 2011 Capital Lease [Member]	Feb. 28, 2014 November 2011 Capital Lease [Member]	Nov. 30, 2011 November 2011 Capital Lease [Member]	Sep. 30, 2012 Warrant [Member]	Sep. 30, 2012 Term A Loan [Member]	Sep. 30, 2012 Credit Agreement [Member]
Line of Credit Facility, Maximum Borrowing Capacity				$ 10,000,000
Loan Tranche Amount				5,000,000
Debt Instrument, Interest Rate, Stated Percentage				11.75%
Debt Instrument, Interest Rate, Stated Percentage Rate Range, Maximum			11.75%
Debt Instrument, Basis Spread on Variable Rate	0.47%		0.47%
Debt Instrument, Interest Rate, Stated Percentage Rate Range, Minimum			11.28%
Note Stock Conversion Rate			3.00%
Common Stock, Par or Stated Value Per Share (in Dollars per share)	$ 0.01	$ 0.01	$ 0.01										$ 2.92
Debt Conversion, Converted Instrument, Warrants or Options Issued (in Shares)			51,370
Warrants Issued Expiration Period			7 years
Deferred Finance Costs, Net	21,605		21,605									73,654
Fair Value Assumptions, Expected Volatility Rate		75.17%	55.14%											74.30%
Fair Value Assumptions, Risk Free Interest Rate		0.83%	0.62%											1.10%
Fair Value Assumptions, Expected Term		1 year 219 days	1 year 3 months											3 years 6 months
Fair Value Assumptions, Exercise Price (in Dollars per share)	$ 2.80		$ 2.80
Increase (Decrease) in Prepaid Expense			207,207
Line of Credit Facility, Periodic Payment, Interest	146,875
Capital Leased Assets, Gross								288,200			144,448
Debt Instrument, Periodic Payment						11,654				5,651
Payments for (Proceeds from) Loans and Leases					58,270				50,863
Capital Lease Obligations							$ 85,618