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Note 5 - Goodwill and Other Intangible Assets, Net (Tables)
9 Months Ended
Jun. 30, 2017
Notes Tables  
Schedule of Finite-Lived Intangible Assets [Table Text Block]
 
 
June 30, 2017
 
 
September 30, 2016
 
Customer List: Backlog
  $
1,970,000
    $
1,280,000
 
Non-Compete Agreements
   
200,000
     
0
 
Trademarks
   
340,000
     
0
 
Other Intangibles
   
2,510,000
     
1,280,000
 
Accumulated Amortization
   
(179,086
)    
(29,091
)
Other Intangibles, Net
  $
2,330,914
    $
1,250,909
 
Finite-lived Intangible Assets Amortization Expense [Table Text Block]
 
 
Three Months Ended 
   
Nine
Months Ended
 
   
June 30,
   
June 30,
 
 
 
2017
   
2016
   
2017
   
2016
 
                                 
Intangible Amortization
  $
91,813
    $
-
    $
149,995
    $
-