Annual report pursuant to Section 13 and 15(d)

Note 2 - Summary of Significant Accounting Policies (Details Textual)

v3.3.1.900
Note 2 - Summary of Significant Accounting Policies (Details Textual) - USD ($)
12 Months Ended
Dec. 31, 2015
Dec. 31, 2014
Dec. 31, 2013
New Loan [Member]      
Notes, Loans and Financing Receivable, Net, Noncurrent $ 0 $ 0 $ 0
Minimum [Member]      
Grazing Lease Term 3 years    
Debt Instrument, Interest Rate During Period 7.00%    
Notes Receivable Installment Term 10 years    
Property, Plant and Equipment, Useful Life 3 years    
Maximum [Member]      
Grazing Lease Term 5 years    
Debt Instrument, Interest Rate During Period 7.50%    
Notes Receivable Installment Term 15 years    
Property, Plant and Equipment, Useful Life 5 years    
Accounts Receivable [Member] | Customer Concentration Risk [Member]      
Number of Customers 3    
Concentration Risk, Percentage 100.00% 90.00%  
Sales Revenue, Net [Member] | Customer Concentration Risk [Member]      
Number of Customers 2    
Concentration Risk, Percentage 18.80% 29.10% 20.50%
Notes, Loans and Financing Receivable, Net, Noncurrent $ 139,114 $ 923,115  
Allowance for Doubtful Accounts Receivable 0 0  
Allowance for Notes, Loans and Financing Receivable, Current 0 0  
Unrecognized Tax Benefits 0 0  
Income Taxes Paid $ 24,386,479 18,405,210 $ 13,178,312
Percentage of Cash Payments on Land Sales 25.00%    
Debt, Weighted Average Interest Rate 7.10%    
Notes Receivable Prepayments $ 713,062 1,764,928 $ 2,736,616
Number of Days Considered Delinquent 30 days    
Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment $ 132,677 $ 117,247  
Weighted Average Number of Shares Outstanding, Basic and Diluted 8,197,632 8,397,314 8,601,171
Income Tax Contingency 50.00%