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ALLOWANCE FOR DOUBTFUL ACCOUNTS
 3 Months Ended
Dec. 28, 2018
Receivables [Abstract]  
ALLOWANCE FOR DOUBTFUL ACCOUNTS
NOTE 3—ALLOWANCE FOR DOUBTFUL ACCOUNTS

A summary follows of activity in the allowance for doubtful accounts during the three months ended December 28, 2018 and December 29, 2017:
 
 
Three Months Ended
Allowance for doubtful accounts
 
December 28,
2018
 
December 29,
2017
(in thousands)
 
 
 
 
Allowance, beginning of period
 
$
85

 
$
75

Change in provision for doubtful accounts
 
26

 
20

Write-offs
 
—

 
—

Allowance, end of period
 
$
111

 
$
95