Fair Value Measurements (Tables)

6 Months Ended

Jul. 02, 2017

Fair Value Disclosures [Abstract]

Assets and Liabilities Measured at Fair Value on a Recurring Basis

The following table summarizes the financial assets and liabilities required to be measured at fair value on a recurring basis as of July 2, 2017 (in thousands):

	Quoted Prices in Active Markets for Identical Assets (Level 1)		Significant  Other Observable Inputs (Level 2)		Unobservable Inputs (Level 3)
Assets:
Money market instruments	$	3,554	$	—	$	—
Corporate bonds	—		325,159		—
Treasury bills	—		152,563		—
Asset-backed securities	—		87,260		—
Euro liquidity fund	—		79,256		—
Sovereign bonds	—		30,933		—
Agency bonds	—		13,412		—
Municipal bonds	—		8,477		—
Cash flow hedge forward contracts	—		71		—
Economic hedge forward contracts	—		45		—
Liabilities:
Economic hedge forward contracts	—		4		—
Contingent consideration liabilities	—		—		3,959

Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation

The following table summarizes the activity for the Company's liability measured at fair value using Level 3 inputs for the six-month period ended July 2, 2017 (in thousands):

Balance as of December 31, 2016	$	4,173
Payment of EnShape contingent consideration	(1,401		)
Fair value adjustment to Manatee contingent consideration	(275		)
Fair value adjustment to Chiaro contingent consideration	124
Contingent consideration resulting from GVi acquisition	1,299
Foreign exchange rate changes	39
Balance as of July 2, 2017	$	3,959