Goodwill and Other Identifiable Intangible Assets (Tables)

3 Months Ended

Mar. 31, 2020

Goodwill and Intangible Assets Disclosure [Abstract]

Carrying Amount of Goodwill by Segment

The changes in the carrying amount of goodwill by reportable segment were as follows:

In millions	December 31, 2019		Acquisitions/ divestitures		Foreign currency  translation/other		March 31, 2020
Enclosures	$	315.4	$	0.5	$	(0.2)	$	315.7
Thermal Management	925.5		—		(2.5)		923.0
Electrical & Fastening Solutions	1,038.2		13.9		—		1,052.1
Total goodwill	$	2,279.1	$	14.4	$	(2.7)	$	2,290.8

Schedule of Finite-Lived Intangible Assets

Identifiable intangible assets consisted of the following:

	March 31, 2020						December 31, 2019
In millions	Cost		Accumulated amortization		Net		Cost		Accumulated amortization		Net
Definite-life intangibles
Customer relationships	$	1,205.5	$	(340.9)	$	864.6	$	1,197.9	$	(326.1)	$	871.8
Proprietary technology and patents	16.3		(7.8)		8.5		14.8		(7.4)		7.4
Total definite-life intangibles	1,221.8		(348.7)		873.1		1,212.7		(333.5)		879.2
Indefinite-life intangibles
Trade names	281.3		—		281.3		281.3		—		281.3
Total intangibles	$	1,503.1	$	(348.7)	$	1,154.4	$	1,494.0	$	(333.5)	$	1,160.5

Schedule of Indefinite-Lived Intangible Assets

Identifiable intangible assets consisted of the following:

	March 31, 2020						December 31, 2019
In millions	Cost		Accumulated amortization		Net		Cost		Accumulated amortization		Net
Definite-life intangibles
Customer relationships	$	1,205.5	$	(340.9)	$	864.6	$	1,197.9	$	(326.1)	$	871.8
Proprietary technology and patents	16.3		(7.8)		8.5		14.8		(7.4)		7.4
Total definite-life intangibles	1,221.8		(348.7)		873.1		1,212.7		(333.5)		879.2
Indefinite-life intangibles
Trade names	281.3		—		281.3		281.3		—		281.3
Total intangibles	$	1,503.1	$	(348.7)	$	1,154.4	$	1,494.0	$	(333.5)	$	1,160.5

Estimated Future Amortization Expense for Identifiable Intangible Assets

Estimated future amortization expense for identifiable intangible assets during the remainder of 2020 and the next five years is as follows:

	Q2-Q4
In millions	2020		2021		2022		2023		2024		2025
Estimated amortization expense	$	48.0	$	62.9	$	62.8	$	62.6	$	62.0	$	62.0