Quarterly report pursuant to Section 13 or 15(d)

Note 10 - Segment Information (Detail) - Segment Reporting Information

v2.4.0.6
Note 10 - Segment Information (Detail) - Segment Reporting Information (USD $)
 3 Months Ended 6 Months Ended
Feb. 28, 2013
Feb. 29, 2012
Feb. 28, 2013
Feb. 29, 2012
Aug. 31, 2012
Revenues $ 434,505 $ 49,972 $ 872,923 $ 117,531  
Gross profit 309,154 10,728 675,622 31,109  
Depletion and depreciation 54,300   156,070 155,210  
Other significant noncash items:          
Stock-based compensation 12,500 21,400 23,050 40,115  
TPF interest expense 650,107 862,400 1,544,755 1,713,800  
Segment assets 110,322,155   110,322,155   111,582,077
Expenditures for segment assets 12,100   120,300    
Wholesale Water and Wasterwater [Member]
          
Revenues 114,900   172,200    
Gross profit 16,200   21,000    
Depletion and depreciation 54,300   109,800    
Other significant noncash items:          
TPF interest expense 650,100   1,544,800    
Segment assets 96,254,200   96,254,200    
Expenditures for segment assets 12,100   120,300    
Agricultural [Member]
          
Revenues 305,200   667,900    
Gross profit 278,600   621,800    
Other significant noncash items:          
Segment assets 3,586,900   3,586,900    
All Other Segments [Member]
          
Revenues 14,400   32,800    
Gross profit 14,400   32,800    
Other significant noncash items:          
Stock-based compensation 12,500   23,100    
Segment assets $ 10,481,100   $ 10,481,100