Derivative and Hedging Activities (Tables)

9 Months Ended

Sep. 27, 2019

Derivative Instruments and Hedging Activities Disclosure [Abstract]

Schedule of Derivative Instruments gain and losses by Statement of Operations locations

Losses on the non-designated derivative instruments recognized during the periods presented were as follows (in thousands):

		Three months ended						Nine months ended
	Financial Statement Location	September 27, 2019			September 28, 2018			September 27, 2019			September 28, 2018
Derivatives not designated as hedging instruments:
Losses recognized in income	Other expense, net	$	(1,357	)	$	(30	)	$	(1,966	)	$	(1,412	)

Schedule of Notional Amounts of Outstanding Derivative Positions

The U.S. dollar equivalents of all outstanding notional amounts of foreign currency forward contracts are summarized as follows (in thousands):

	September 27, 2019		December 31, 2018
Derivatives not designated as hedging instruments:
Purchase	$	26,233	$	28,975

Schedule of Derivatives Instruments Balance Sheet Location

The locations and fair value amounts of the Company’s derivative instruments reported in its Condensed Consolidated Balance Sheets are as follows (in thousands):

		Asset Derivatives					Derivative Liabilities
	Balance Sheet Location	September 27, 2019		December 31, 2018		Balance Sheet Location	September 27, 2019		December 31, 2018
Derivatives not designated as hedging instruments:
Foreign currency contracts	Prepaid expenses and other current assets	$	—	$	—	Accrued and other current liabilities	$	182	$	333
Total derivatives		$	—	$	—		$	182	$	333

Changes in fair values of non-designated foreign currency forward contracts

As of September 27, 2019, information related to the offsetting arrangements was as follows (in thousands):

	Gross Amounts of Derivatives		Gross Amounts of Derivatives Offset in the Condensed Consolidated Balance Sheets	Net Amounts of Derivatives Presented in the Condensed Consolidated Balance Sheets
Derivative liabilities	$	182	—	$	182