Goodwill and Intangible Assets (Tables)

12 Months Ended

Dec. 31, 2024

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule of changes in the carrying amount of goodwill

The following table sets forth the changes in the carrying amount of goodwill by segment (in millions):

	BSI BioSpin			BSI CALID			BSI NANO			BEST		Total
Balance at December 31, 2021	$	42.4		$	57.9		$	238.9		$	0.3	$	339.5
Current period additions		18.6			55.3			58.0			—		131.9
Foreign currency impact		(3.2	)		(5.8	)		(4.8	)		—		(13.8	)
Balance at December 31, 2022		57.8			107.4			292.1			0.3		457.6
Current period additions		25.8			83.8			4.5			—		114.1
Current period adjustments		—			—			(5.0	)		—		(5.0	)
Foreign currency impact		2.9			10.3			2.7			—		15.9
Balance at December 31, 2023		86.5			201.5			294.3			0.3		582.6
Current period additions		141.3			536.0			281.0			—		958.3
Foreign currency impact		(6.6	)		(21.5	)		(5.5	)		—		(33.6	)
Balance at December 31, 2024	$	221.2		$	716.0		$	569.8		$	0.3	$	1,507.3

Summary of intangible assets

The following is a summary of intangible assets (in millions):

	2024							2023
	Gross					Net		Gross					Net
	Carrying		Accumulated			Carrying		Carrying		Accumulated			Carrying
	Amount		Amortization			Amount		Amount		Amortization			Amount
Existing technology and related patents (a)	$	724.5	$	(291.3	)	$	433.2	$	428.3	$	(250.4	)	$	177.9
Customer relationships		550.6		(125.6	)		425.0		227.4		(93.5	)		133.9
Trade names (b)		60.9		(16.1	)		44.8		28.4		(10.1	)		18.3
Other		16.5		(7.0	)		9.5		2.2		(1.8	)		0.4
Intangible assets	$	1,352.5	$	(440.0	)	$	912.5	$	686.3	$	(355.8	)	$	330.5

a)Included in existing technology and related patents, there is in process research and development of $2.7 million and $3.5 million as of December 31, 2024 and 2023, respectively.

b)Included in trade names, there are indefinite lived assets of $2.8 million and $3.0 million as of December 31, 2024 and 2023, respectively.

Schedule of estimated future amortization expense related to amortizable intangible assets

The estimated future amortization expense related to amortizable intangible assets is as follows (in millions):

2025	$	111.8
2026		106.8
2027		98.9
2028		93.9
2029		88.1
Thereafter		407.5
Total	$	907.0