Restructuring, Acquisition and Divestiture Related Costs (Tables)

9 Months Ended

Sep. 30, 2016

Restructuring And Related Activities [Abstract]

Schedule Of Restructuring And Related Cost

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

	Three Months Ended					Nine Months Ended
	September 30, 2016			October 2, 2015		September 30, 2016		October 2, 2015
2016 restructuring	$	(1,621	)	$	751	$	2,955	$	751
2015 restructuring		—			—		—		1,484
2011 restructuring		—			300		108		953
Total restructuring charges		(1,621	)		1,051		3,063		3,188
Acquisition and related charges		786			282		2,765		(66	)
Divestiture related charges		—			46		—		1,110
Total acquisition and divestiture related charges		786			328		2,765		1,044
Total restructuring, acquisition and divestiture related costs (gain)	$	(835	)	$	1,379	$	5,828	$	4,232

Summary of Restructuring Costs for Each Segment and Unallocated Corporate and Shared Services

The following table summarizes restructuring costs for each segment and unallocated corporate and shared services related to the 2016 restructuring plan (in thousands):

	Three Months Ended					Nine Months Ended
	September 30, 2016			October 2, 2015		September 30, 2016		October 2, 2015
Photonics	$	45		$	30	$	813	$	30
Vision		(1,728	)		361		1,730		361
Precision Motion		—			125		106		125
Unallocated Corporate and Shared Services		62			235		306		235
Total	$	(1,621	)	$	751	$	2,955	$	751

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			Depreciation			Other
Balance at December 31, 2015	$	1,882		$	1,358		$	406		$	—		$	118
Restructuring charges (a)		4,700			2,372			949			616			763
Cash payments		(3,646	)		(2,635	)		(154	)		—			(857	)
Non-cash write-offs and other adjustments		(632	)		(45	)		24			(616	)		5
Balance at September 30, 2016	$	2,304		$	1,050		$	1,225		$	—		$	29

(a) Excludes $1.6 million of gain on sale of the Chatsworth, California facility.