Warranties (Tables)

12 Months Ended

Dec. 29, 2018

Product Warranties Disclosures [Abstract]

Components of the warranty accrual

Components of the warranty accrual, which were included in the accompanying consolidated balance sheets with other current liabilities, were as follows (in thousands):

	Years Ended
	December 29, 2018			December 30, 2017
Balance as of beginning of period	$	4,863		$	3,838
Accruals for warranties issued during period		4,914			5,247
Settlements during the period		(5,871	)		(4,222	)
Addition of 4-D Warranty reserves		473			-
Balance as of end of period	$	4,379		$	4,863