Restructuring, Acquisition and Divestiture Related Costs (Tables)

9 Months Ended

Sep. 28, 2018

Restructuring And Related Activities [Abstract]

Schedule of Restructuring, Acquisition and Divestiture Related Costs

The following table summarizes restructuring, acquisition and divestiture related costs in the accompanying consolidated statements of operations (in thousands):

	ThreeMonths Ended				Nine Months Ended
	September 28,		September 29,		September 28,		September 29,
	2018		2017		2018		2017
2018 restructuring	$	137	$	—	$	1,125	$	—
2016 restructuring		—		—		—		186
2011 restructuring		—		—		—		14
Total restructuring and divestiture related charges		137		—		1,125		200
Acquisition and related charges		2,204		3,834		3,680		6,032
Total restructuring, acquisition and divestiture related costs	$	2,341	$	3,834	$	4,805	$	6,232

Summary of Accrual Activities by Components Related to Company's Restructuring Plans

The following table summarizes the accrual activities, by component, related to the Company’s restructuring plans recorded in the accompanying consolidated balance sheets (in thousands):

	Total			Severance			Facility			Other
Balance at December 31, 2017	$	806		$	39		$	763		$	4
Restructuring charges		1,125			1,082			—			43
Cash payments		(512	)		(187	)		(282	)		(43	)
Non-cash write-offs and other adjustments		(11	)		(11	)		—			—
Balance at September 28, 2018	$	1,408		$	923		$	481		$	4