Commitments and Contingencies (Tables)

9 Months Ended

Sep. 29, 2017

Commitments and Contingencies Disclosure [Abstract]

Schedule of Product Warranty Liability

The change in product warranty liability was comprised of the following (in thousands):

December 30, 2016	$	3,911
Additions to warranty reserve, net of reversals	2,316
Warranty claims settled	(2,102		)
September 29, 2017	$	4,125

Schedule of Derivative Instruments, Gain (Loss) in Statement of Financial Performance

The impact to the Company’s results of operations from its forward contract hedges is as follows (in thousands):

	Three Months Ended					Nine Months Ended
	September 29, 2017			September 30, 2016		September 29, 2017		September 30, 2016
Increase in sales	$	594		$	—	$	733	$	—
Increase (decrease) in cost of sales	(512		)	929		371		2,316
Ineffective portion of change in fair value	—			—		—		—

Schedule of Foreign Exchange Contracts, Statement of Financial Position

Information regarding outstanding foreign currency contracts designated as cash flow hedges as of September 29, 2017 is as follows (dollars in thousands):

Aggregate Notional Amount		Start Date	End Date	$/Foreign Currency		Fair Value		Balance Sheet Location
$	6,163	Jan 2017	Dec 2017	0.0514	Peso	$	366	Prepaid expenses and other current assets
$	6,448	Feb 2017	Dec 2017	1.0747	Euro	$	660	Prepaid expenses and other current assets