Goodwill and Other Intangible Assets (Tables)

3 Months Ended

Mar. 31, 2021

Goodwill and Other Intangible Assets

Schedule of changes in the carrying amount of goodwill by segment

	Interconnect		Cable
	Products and		Products and
	Assemblies		Solutions		Total
Goodwill at December 31, 2020	$	4,874.5	$	157.6	$	5,032.1
Acquisition-related		96.5		11.6		108.1
Foreign currency translation		(47.2)		—		(47.2)
Goodwill at March 31, 2021	$	4,923.8	$	169.2	$	5,093.0

Summary of the Company's amortizable intangible assets

Other than goodwill noted above, the Company’s intangible assets as of March 31, 2021 and December 31, 2020 were as follows:

		March 31, 2021						December 31, 2020
	Weighted	Gross				Net		Gross				Net
	Average	Carrying		Accumulated		Carrying		Carrying		Accumulated		Carrying
	Life (years)	Amount		Amortization		Amount		Amount		Amortization		Amount
Customer relationships	9	$	479.9	$	321.1	$	158.8	$	456.6	$	313.6	$	143.0
Proprietary technology	11		156.0		90.9		65.1		156.2		88.1		68.1
Backlog and other	2		49.7		49.4		0.3		49.7		49.4		0.3
Total intangible assets (definite-lived)	9		685.6		461.4		224.2		662.5		451.1		211.4
Trade names (indefinite-lived)			186.1				186.1		186.1				186.1
		$	871.7	$	461.4	$	410.3	$	848.6	$	451.1	$	397.5

Summary of the Company's indefinite-lived intangible assets

Other than goodwill noted above, the Company’s intangible assets as of March 31, 2021 and December 31, 2020 were as follows:

		March 31, 2021						December 31, 2020
	Weighted	Gross				Net		Gross				Net
	Average	Carrying		Accumulated		Carrying		Carrying		Accumulated		Carrying
	Life (years)	Amount		Amortization		Amount		Amount		Amortization		Amount
Customer relationships	9	$	479.9	$	321.1	$	158.8	$	456.6	$	313.6	$	143.0
Proprietary technology	11		156.0		90.9		65.1		156.2		88.1		68.1
Backlog and other	2		49.7		49.4		0.3		49.7		49.4		0.3
Total intangible assets (definite-lived)	9		685.6		461.4		224.2		662.5		451.1		211.4
Trade names (indefinite-lived)			186.1				186.1		186.1				186.1
		$	871.7	$	461.4	$	410.3	$	848.6	$	451.1	$	397.5