Intangible Assets (Tables)

9 Months Ended

Sep. 29, 2018

Goodwill and Intangible Assets Disclosure [Abstract]

Finite-lived Intangible Assets Amortization Expense

We recorded amortization expense related to intangible assets on the Consolidated Statements of Operations as presented in the following table:

	Three Months Ended				Nine Months Ended
(In thousands)	September 29, 2018		September 30, 2017		September 29, 2018		September 30, 2017
Research and development	$	14	$	128	$	264	$	442
Amortization of acquired intangible assets	3,823		8,526		13,982		25,777
	$	3,837	$	8,654	$	14,246	$	26,219