Note 8 - Fair Value Measurements (Detail) - Fair Value Hierarchy for Financial Assets and Liabilities (USD $)	Jun. 30, 2012	Dec. 31, 2011
Liabilities
Interest rate swaps		$ 241,438
Total liabilities	261,915,995	241,438
Long-term notes payable	261,915,995
Fair Value, Inputs, Level 2 [Member]
Liabilities
Interest rate swaps		241,438
Total liabilities	103,497,657	241,438
Long-term notes payable	103,497,657
Fair Value, Inputs, Level 3 [Member]
Liabilities
Total liabilities	158,418,338
Long-term notes payable	$ 158,418,338