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Note 3 - Company Operations (Tables)
6 Months Ended
Jun. 30, 2016
Notes Tables  
Schedule of Segment Reporting Information, by Segment [Table Text Block]
   
2016
   
2015
 
Revenues:
               
Oil and Gas
  $ 208,199     $ 472,522  
Timber
    120,868       --  
Surface
    98,889       55,714  
Total
    427,956       528,236  
Cost and Expenses:
               
Oil and Gas
    22,869       38,448  
Timber
    9,855       391  
Surface
    2,201       1,436  
Total
    34,925       40,275  
Income from Operations:
               
Oil and Gas
    185,330       434,074  
Timber
    111,013       (391 )
Surface
    96,688       54,278  
Total
    393,031       487,961  
Other Expense before Income Taxes:
    (260,531 )     (69,957 )
Income before Income Taxes
    132,500       418,004  
Identifiable Assets, net of accumulated depreciation:
               
Oil and Gas
  $ --     $ --  
Timber
    1,598,058       1,548,960  
Surface
    --       --  
General Corporate Assets
    12,765,073       12,468,122  
Total
    14,363,131       14,017,082  
                 
Capital Expenditures:
               
Oil and Gas
    --       --  
Timber
    53,721       21,535  
Surface
    --       --  
General Corporate Assets:
    272,533       --  
Total
    326,254       21,535  
                 
Depreciation and Depletion:
               
Oil and Gas
    --       --  
Timber
    1,751       --  
Surface
    --       --  
General Corporate Assets
    --       --  
Total
  $ 1,751     $ --  
Schedule of Revenue by Major Customers by Reporting Segments [Table Text Block]
Count
   
2016
   
2015
 
1     $ 112,835     $ 93,755  
2       63,449       87,285  
3       59,522       72,415  
4       34,191       43,833  
5       32,695       42,376  
6       30,061       33,519  
7       --       30,440