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Note 2 - Summary of Significant Accounting Policies (Detail) (USD $)
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12 Months Ended | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
|
Dec. 31, 2012
|
Dec. 31, 2010
|
Dec. 31, 2012
Development Services [Member]
|
Dec. 31, 2011
Development Services [Member]
|
Dec. 31, 2012
Development Services for Other Third Parties [Member]
|
Dec. 31, 2012
Customer Concentration Risk [Member]
Minimum [Member]
|
Dec. 31, 2012
Customer Concentration Risk [Member]
Maximum [Member]
|
Dec. 31, 2012
Privately-Held Equity Securities [Member]
Minimum [Member]
|
Dec. 31, 2012
Privately-Held Equity Securities [Member]
Maximum [Member]
|
Dec. 31, 2012
Minimum [Member]
|
Dec. 31, 2012
Maximum [Member]
|
|
| Concentration Risk, Percentage | 14.00% | 16.00% | |||||||||
| Property, Plant and Equipment, Useful Life | 5 years | 7 years | |||||||||
| Revenue, Net (in Dollars) | $ 531,000 | $ 63,000 | $ 10,000 | ||||||||
| Other Cost and Expense, Operating (in Dollars) | 1,788,609 | ||||||||||
| Revenue from Grants (in Dollars) | $ 415,615 | ||||||||||
| Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions, Expected Dividend Rate | 0.00% | 0.00% | |||||||||
| Fair Value Inputs, Discount Rate | 22.00% | 35.00% | |||||||||
| Fair Value Inputs, Discount for Lack of Marketability | 15.00% | 35.00% | |||||||||
| Fair Value Inputs, Discount Rate for Lack of Control | 20.00% | 30.00% | |||||||||