Goodwill and Intangible Assets (Tables)

12 Months Ended

Dec. 31, 2024

Goodwill and Intangible Assets Disclosure [Abstract]

Changes in Carrying Amount of Goodwill by Segment

The changes in the carrying amount of goodwill by reportable segments for the years ended December 31, 2024 and 2023 are as follows:

	Robotics			Semiconductor Test			All Other			Total
	(in thousands)
Balance at December 31, 2022
Goodwill	$	383,166		$	262,077		$	520,518		$	1,165,761
Accumulated impairment losses		—			(260,540	)		(502,026	)		(762,566	)
Total Goodwill		383,166			1,537			18,492			403,195
Foreign currency translation adjustment		12,297			160			—			12,457
Balance at December 31, 2023
Goodwill		395,463			262,237			520,518			1,178,218
Accumulated impairment losses		—			(260,540	)		(502,026	)		(762,566	)
Total Goodwill		395,463			1,697			18,492			415,652
Foreign currency translation adjustment		(20,165	)		(120	)		—			(20,285	)
Balance at December 31, 2024
Goodwill		375,298			262,117			520,518			1,157,933
Accumulated impairment losses		—			(260,540	)		(502,026	)		(762,566	)
Total Goodwill	$	375,298		$	1,577		$	18,492		$	395,367

Schedule of Amortizable Intangible Assets

Amortizable intangible assets consist of the following and are included in intangible assets, net on the balance sheets:

	December 31, 2024
	Gross Carrying Amount (1)		Accumulated Amortization (1)			Foreign Currency Translation Adjustment			Net Carrying Amount
	(in thousands)
Developed technology	$	267,706	$	(255,448	)	$	(5,820	)	$	6,438
Customer relationships		52,109		(49,562	)		204			2,751
Tradenames and trademarks		59,007		(50,805	)		(1,464	)		6,738
Total intangible assets	$	378,822	$	(355,815	)	$	(7,080	)	$	15,927

	December 31, 2023
	Gross Carrying Amount (1)		Accumulated Amortization (1)			Foreign Currency Translation Adjustment			Net Carrying Amount
	(in thousands)
Developed technology	$	267,706	$	(243,191	)	$	(5,343	)	$	19,172
Customer relationships		52,109		(47,850	)		232			4,491
Tradenames and trademarks		59,007		(46,021	)		(1,245	)		11,741
Total intangible assets	$	378,822	$	(337,062	)	$	(6,356	)	$	35,404

(1)In 2023, $9.3 million of amortizable intangible assets became fully amortized and have been eliminated from the gross carrying amount and accumulated amortization.

Schedule of Estimated Intangible Assets Amortization Expense

Estimated intangible assets amortization expense for each of the five succeeding fiscal years is as follows:

Year	Amortization Expense
	(in thousands)
2025	$	11,125
2026		2,325
2027		1,108
2028		1,027
2029		342
Thereafter		—