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Note 10 - Long-term Debt (Detail) - Principal Payments (USD $)
Sep. 30, 2012
Dec. 31, 2011
2013 $ 35,162,544  
2014 68,127,676  
2015 32,568,126  
2016 78,380,387  
2017& thereafter 139,031,250  
Total $ 353,269,983 $ 351,068,181