Annual report pursuant to Section 13 and 15(d)

Accounts receivable reserves (Tables)

v3.10.0.1
Accounts receivable reserves (Tables)
 12 Months Ended
Sep. 30, 2018
Receivables [Abstract]  
Schedule of accounts receivable reserve
Changes in the reserves against accounts receivable were as follows (in thousands):
 
Year ended September 30,
 
2018
 
2017
 
2016
Balance at beginning of year
$
6,843

 
$
4,226

 
$
3,385

Additions to reserve
243

 
5,106

 
2,335

Deductions
(2,801
)
 
(2,489
)
 
(1,494
)
Balance at end of year
$
4,285

 
$
6,843

 
$
4,226