Note 6 - Income Taxes (Details) - Breakdown of the Condemnation Proceeds (USD $)	3 Months Ended	6 Months Ended		12 Months Ended
	Jun. 30, 2012	Jun. 30, 2013	Jun. 30, 2012	Dec. 31, 2012
Note 6 - Income Taxes (Details) - Breakdown of the Condemnation Proceeds [Line Items]
Gross gain from condemnation		$ 61,649,000		$ 61,649,000
Interest income on condemnation	67,265,788		67,265,788
Condemnation Gross Proceeds [Member]
Note 6 - Income Taxes (Details) - Breakdown of the Condemnation Proceeds [Line Items]
Gross gain from condemnation		98,685,000
Interest income on condemnation		67,341,716
Reimbursement of condemnation expenses		1,474,941
Total		$ 167,501,657