Goodwill and Intangible Assets (Tables)

12 Months Ended

Dec. 31, 2022

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, 2019	$	27.5		$	56.7		$	208.5		$	0.3	$	293.0
Current period additions/adjustments		—			—			13.7			—		13.7
Foreign currency impact		3.3			4.6			5.8			—		13.7
Balance at December 31, 2020		30.8			61.3			228.0			0.3		320.4
Current period additions/adjustments		12.8			0.6			16.6			—		30.0
Foreign currency impact		(1.2	)		(4.0	)		(5.7	)		—		(10.9	)
Balance at December 31, 2021		42.4			57.9			238.9			0.3		339.5
Current period additions/adjustments		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

Summary of intangible assets

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

	2022							2021
	Gross					Net		Gross					Net
	Carrying		Accumulated			Carrying		Carrying		Accumulated			Carrying
	Amount		Amortization			Amount		Amount		Amortization			Amount
Existing technology and related patents	$	354.7	$	(219.0	)	$	135.7	$	310.4	$	(206.8	)	$	103.6
Customer relationships		192.3		(72.1	)		120.2		156.1		(58.2	)		97.9
Trade names		22.3		(7.4	)		14.9		15.5		(5.8	)		9.7
Other		1.0		(0.9	)		0.1		1.8		(1.2	)		0.6
Intangible assets	$	570.3	$	(299.4	)	$	270.9	$	483.8	$	(272.0	)	$	211.8

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):

2023	$	38.7
2024		36.4
2025		35.5
2026		33.0
2027		26.1
Thereafter		101.2
Total	$	270.9