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ALLOWANCE FOR DOUBTFUL ACCOUNTS (Tables)
 9 Months Ended
Jun. 28, 2019
Receivables [Abstract]  
Allowance for Credit Losses on Financing Receivables
A summary follows of activity in the allowance for doubtful accounts during the nine months ended June 28, 2019 and June 29, 2018:
 
 
Nine Months Ended
Allowance for doubtful accounts
 
June 28,
2019
 
June 29,
2018
(in thousands)
 
 
 
 
Allowance, beginning of period
 
$
85

 
$
75

Change in provision for doubtful accounts
 
(30
)
 
(42
)
Write-offs
 
—

 
—

Allowance, end of period
 
$
55

 
$
33