BASIS OF PRESENTATION AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Tables)

9 Months Ended

Sep. 29, 2018

BASIS OF PRESENTATION AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES

Changes in the allowance for doubtful accounts

	For the
	nine months ended
	September 29, 2018		September 30, 2017
Allowance for doubtful accounts, beginning of period	$	1,622	$	63
Charges to costs and expenses, net		1,768		2,178
Account write-offs		(272)		—
Allowance for doubtful accounts, end of period	$	3,118	$	2,241