Restructuring and Acquisition Related Costs (Tables)

12 Months Ended

Dec. 31, 2022

Restructuring and Related Activities [Abstract]

Schedule of Restructuring and Acquisition Related Costs

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

	Year Ended December 31,
	2022			2021		2020
2022 restructuring	$	1,414		$	—	$	—
2020 restructuring		2,994			8,133		2,736
2019 restructuring		—			208		988
2018 restructuring		—			—		753
Total restructuring related charges	$	4,408		$	8,341	$	4,477
Acquisition and related charges	$	(24	)	$	9,679	$	(667	)
Total restructuring and acquisition related costs	$	4,384		$	18,020	$	3,810

Summary of Restructuring Charges by Reportable Segment

The following table summarizes restructuring costs associated with the 2022 restructuring program by reportable segment (in thousands):

	Year Ended December 31, 2022
Photonics	$	1,162
Vision		56
Precision Motion		196
Unallocated Corporate and Shared Services		—
Total	$	1,414

The following table summarizes restructuring costs associated with the 2020 restructuring program by reportable segment (in thousands):

	Year Ended December 31,						Cumulative Costs as of
	2022		2021		2020		December 31, 2022
Photonics	$	2,537	$	3,085	$	740	$	6,362
Vision		217		813		1,330		2,360
Precision Motion		238		4,206		524		4,968
Unallocated Corporate and Shared Services		2		29		142		173
Total	$	2,994	$	8,133	$	2,736	$	13,863

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

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

	Total			Employee Related			Facility Related			Other
Balance at December 31, 2020	$	1,800		$	1,681		$	116		$	3
Restructuring charges		8,341			6,462			1,309			570
Cash payments		(3,727	)		(2,898	)		(226	)		(603	)
Non-cash write-offs and other adjustments (1)		(3,728	)		(3,138	)		(649	)		59
Balance at December 31, 2021		2,686			2,107			550			29
Restructuring charges		4,408			2,029			1,995			384
Cash payments		(3,486	)		(2,198	)		(931	)		(357	)
Non-cash write-offs and other adjustments		(1,198	)		(36	)		(1,162	)		—
Balance at December 31, 2022	$	2,410		$	1,902		$	452		$	56

(1)Non-cash charges included stock-based compensation charges amounting to $3.0 million associated with severance agreements for certain employees.