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Note 9 - Goodwill and Other Intangible Assets (Tables)
6 Months Ended
Mar. 31, 2020
Notes Tables  
Schedule of Intangible Assets and Goodwill [Table Text Block]
   
Useful
lives
   
As of
 
   
(in
years)
   
March
31
,
20
20
   
September 30,
201
9
 
Amortizable intangible assets:
                         
Other intangibles
 
0.5
-
    $
3,496
     
2,677
 
Amortizable intangible assets
 
 
 
 
     
3,496
     
2,677
 
Less accumulated amortization
 
 
 
 
     
(1,974
)
   
(1,592
)
Amortizable intangible assets, net
 
  
     
1,522
     
1,085
 
Other intangibles in process
 
 
 
 
     
2,552
     
1,972
 
Trademark
 
Indefinite
     
389
     
389
 
Total other intangibles, net
 
 
 
 
     
4,463
     
3,446
 
Goodwill
 
Indefinite
     
5,198
     
5,198
 
Total goodwill and other intangibles, net
 
 
 
 
    $
9,661
     
8,644