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Note 7 - Note Payable (Detail) - Future Principle Payments Due on Credit Agreement (USD $)	Dec. 31, 2012
2013	$ 1,349,744
2014	1,994,032
2015	1,656,224
	$ 5,000,000

Carrying amount of long-term debt, net of unamortized discount or premium, including current and noncurrent amounts. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

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