Note 6 - Income Taxes (Details) - Breakdown of the Condemnation Proceeds (USD $)	3 Months Ended	9 Months Ended		12 Months Ended
	Sep. 30, 2012	Sep. 30, 2013	Sep. 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	104,928		67,370,716
Income Tax		70,558
Excise Tax and related interest associated with 2012 dividend declared in 2013		3,396,320
Total		(58,182,122)
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
Income Tax Provision [Member]
Note 6 - Income Taxes (Details) - Breakdown of the Condemnation Proceeds [Line Items]
Gross gain from condemnation				61,649,000
Total				$ 61,649,000