Goodwill and Intangible Assets (Tables)

9 Months Ended

Sep. 30, 2025

Goodwill and Intangible Assets Disclosure [Abstract]

Changes in carrying amount of goodwill

The change in the carrying amount of goodwill by segment for the nine-month period ended September 30, 2025 is detailed as follows (in thousands):

	2025
	Cardiovascular		Endoscopy		Total
Goodwill balance at January 1	$	446,514	$	16,997	$	463,511
Effect of foreign exchange		2,705		—		2,705
Additions and adjustments as the result of acquisitions		41,211		—		41,211
Goodwill balance at September 30	$	490,430	$	16,997	$	507,427

Other intangible assets

Other intangible assets at September 30, 2025 and December 31, 2024 consisted of the following (in thousands):

	September 30, 2025
	Gross Carrying		Accumulated		Net Carrying
	Amount		Amortization		Amount
Patents	$	33,425	$	(14,262)	$	19,163
Distribution agreements		3,250		(3,050)		200
License agreements		12,605		(9,875)		2,730
Trademarks		51,355		(27,271)		24,084
Customer lists		62,546		(39,142)		23,404
Total	$	163,181	$	(93,600)	$	69,581

	December 31, 2024
	Gross Carrying		Accumulated		Net Carrying
	Amount		Amortization		Amount
Patents	$	31,489	$	(12,824)	$	18,665
Distribution agreements		3,250		(2,994)		256
License agreements		11,557		(9,125)		2,432
Trademarks		47,613		(24,177)		23,436
Customer lists		57,933		(36,223)		21,710
Total	$	151,842	$	(85,343)	$	66,499

Estimated amortization expense

Estimated amortization expense for developed technology and other intangible assets for the next five years consisted of the following as of September 30, 2025 (in thousands):

Year ending December 31,	Estimated Amortization Expense
Remaining 2025	$	22,834
2026		81,827
2027		78,176
2028		76,520
2029		65,133