Goodwill and Intangible Assets (Tables)

3 Months Ended

Mar. 31, 2024

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule of Goodwill

The carrying value of goodwill by segment was as follows (in millions):

	Digital Imaging		Instrumentation		Aerospace and Defense Electronics		Engineered Systems		Total
Balance at December 31, 2023	$	6,877.0	$	944.8	$	163.4	$	17.6	$	8,002.8
Foreign currency changes and other	(38.6)		(7.9)		(0.3)		—		(46.8)
Balance at March 31, 2024	$	6,838.4	$	936.9	$	163.1	$	17.6	$	7,956.0

Schedule of Carrying Value of Acquired Finite-Lived Intangible Assets

Acquired intangible assets (in millions):	March 31, 2024						December 31, 2023
	Gross carrying amount		Accumulated amortization		Net carrying amount		Gross carrying amount		Accumulated amortization		Net carrying amount
Proprietary technology	$	1,669.3	$	691.2	$	978.1	$	1,696.6	$	663.0	$	1,033.6
Customer list/relationships	604.0		227.4		376.6		609.5		219.4		390.1
Patents	0.6		0.6		—		0.6		0.6		—
Non-compete agreements	0.9		0.9		—		0.9		0.9		—
Trademarks	10.2		6.1		4.1		10.2		5.8		4.4
Backlog	16.3		16.3		—		16.4		16.4		—
Total intangibles subject to amortization	2,301.3		942.5		1,358.8		2,334.2		906.1		1,428.1
Intangibles not subject to amortization:
Trademarks	848.3		—		848.3		850.0		—		850.0
Total acquired intangible assets	$	3,149.6	$	942.5	$	2,207.1	$	3,184.2	$	906.1	$	2,278.1

Schedule of Carrying Value of Acquired Indefinite-Lived Intangible Assets

Acquired intangible assets (in millions):	March 31, 2024						December 31, 2023
	Gross carrying amount		Accumulated amortization		Net carrying amount		Gross carrying amount		Accumulated amortization		Net carrying amount
Proprietary technology	$	1,669.3	$	691.2	$	978.1	$	1,696.6	$	663.0	$	1,033.6
Customer list/relationships	604.0		227.4		376.6		609.5		219.4		390.1
Patents	0.6		0.6		—		0.6		0.6		—
Non-compete agreements	0.9		0.9		—		0.9		0.9		—
Trademarks	10.2		6.1		4.1		10.2		5.8		4.4
Backlog	16.3		16.3		—		16.4		16.4		—
Total intangibles subject to amortization	2,301.3		942.5		1,358.8		2,334.2		906.1		1,428.1
Intangibles not subject to amortization:
Trademarks	848.3		—		848.3		850.0		—		850.0
Total acquired intangible assets	$	3,149.6	$	942.5	$	2,207.1	$	3,184.2	$	906.1	$	2,278.1