Goodwill and Other Intangible Assets, net (Tables)

9 Months Ended

Sep. 30, 2020

Goodwill and Intangible Assets Disclosure [Abstract]

Summary of changes in goodwill

Changes in the carrying values of goodwill for the nine months ended September 30, 2020, were as follows (in millions):

	Segment
	Electrical		Utility Solutions		Total
BALANCE DECEMBER 31, 2019	$	727.7	$	1,084.1	$	1,811.8
Prior year acquisitions	0.2		2.7		2.9
Foreign currency translation	(1.0)		(0.3)		(1.3)
BALANCE SEPTEMBER 30, 2020	$	726.9	$	1,086.5	$	1,813.4

Schedule of intangible assets

The carrying value of other intangible assets included in Other intangible assets, net in the Condensed Consolidated Balance Sheets is as follows (in millions):

	September 30, 2020				December 31, 2019
	Gross Amount		Accumulated Amortization		Gross Amount		Accumulated Amortization
Definite-lived:
Patents, tradenames and trademarks	$	201.6	$	(71.2)	$	202.7	$	(65.0)
Customer relationships, developed technology and other	858.4		(318.0)		861.0		(270.8)
Total	$	1,060.0	$	(389.2)	$	1,063.7	$	(335.8)
Indefinite-lived:
Tradenames and other	53.2		—		53.6		—
TOTAL	$	1,113.2	$	(389.2)	$	1,117.3	$	(335.8)