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SCHEDULE II - VALUATION AND QUALIFYING ACCOUNTS
 12 Months Ended
Sep. 30, 2018
SCHEDULE II - VALUATION AND QUALIFYING ACCOUNTS [Abstract]  
SCHEDULE II - VALUATION AND QUALIFYING ACCOUNTS
SCHEDULE II - VALUATION AND QUALIFYING ACCOUNTS

The following table sets forth activities in our allowance for doubtful accounts:

Allowance For Doubtful Accounts
Balance At
Beginning of
Year
 
Amounts
Charged To
Expenses
 
Deductions
and
Adjustments
 
Balance At
End Of Year
 
 
        
Year ended:
        
September 30, 2018
 
$
1,747
  
$
185
  
$
(32
)
 
$
1,900
 
September 30, 2017
  
1,828
   
26
   
(107
)
  
1,747
 
September 30, 2016
  
1,224
   
588
   
16
   
1,828
 


We have provided a valuation allowance on certain deferred tax assets. The following table sets forth activities in our valuation allowance:

Valuation Allowance
Balance At
Beginning
of Year
 
Amounts
Charged To
Expenses
 
Deductions
and
Adjustments
 
Balance At
End
Of Year
 
 
        
Year ended:
        
September 30, 2018
 
$
2,271
  
$
-
  
$
(2,138
)
 
$
133
 
September 30, 2017
  
3,022
   
-
   
(751
)
  
2,271
 
September 30, 2016
  
3,079
   
-
   
(57
)
  
3,022