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Note 7 - Revenue Recognition (Tables)
3 Months Ended
Sep. 30, 2018
Notes Tables  
Disaggregation of Revenue [Table Text Block]
   
For the three months ended
September 30,
 
   
2018
   
2017
 
Noninterest income
               
In scope of Topic 606:
               
Service charges on deposit accounts
  $
316
    $
308
 
Debit card interchange income
   
358
     
323
 
Other income
   
165
     
135
 
                 
Noninterest income (in scope of Topic 606)
   
839
     
766
 
Noninterest income (out-of-scope of Topic 606)
   
656
     
106
 
                 
Total noninterest income
  $
1,495
    $
872