Goodwill and Identifiable Intangible Assets (Tables)

12 Months Ended

Dec. 31, 2020

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule of Goodwill

The following table shows changes in the carrying amount of goodwill from December 31, 2018 to December 31, 2020 by reportable segment:

	Performance Coatings		Transportation Coatings		Total
December 31, 2018	$	1,151.5	$	79.3	$	1,230.8
Goodwill from acquisitions	0.5		—		0.5
Purchase accounting adjustments	1.4		—		1.4
Divestiture	(5.6)		—		(5.6)
Foreign currency translation	(16.9)		(1.3)		(18.2)
December 31, 2019	$	1,130.9	$	78.0	$	1,208.9
Foreign currency translation	80.4		5.6		86.0
December 31, 2020	$	1,211.3	$	83.6	$	1,294.9

Schedule of Finite-Lived and Indefinite-Lived Intangible Assets by Major Class

The following table summarizes the gross carrying amounts and accumulated amortization of identifiable intangible assets by major class:

December 31, 2020	Gross Carrying Amount		Accumulated Amortization		Net Book Value		Weighted average amortization periods (years)
Technology	$	564.8	$	(383.6)	$	181.2	10.4
Trademarks—indefinite-lived	282.9		—		282.9		Indefinite
Trademarks—definite-lived	103.6		(37.5)		66.1		16.0
Customer relationships	943.6		(329.3)		614.3		19.0
Other	15.3		(11.0)		4.3		5.0
Total	$	1,910.2	$	(761.4)	$	1,148.8

December 31, 2019	Gross Carrying Amount		Accumulated Amortization		Net Book Value		Weighted average amortization periods (years)
Technology	$	540.2	$	(310.6)	$	229.6	10.4
Trademarks—indefinite-lived	264.9		—		264.9		Indefinite
Trademarks—definite-lived	99.7		(30.1)		69.6		15.8
Customer relationships	923.8		(271.3)		652.5		19.1
Other	15.2		(7.9)		7.3		5.1
Total	$	1,843.8	$	(619.9)	$	1,223.9

Schedule of Finite-Lived Intangible Assets, Future Amortization Expense

The estimated amortization expense related to the fair value of acquired intangible assets for each of the succeeding five years is:

2021	$	116.6
2022	$	114.4
2023	$	72.7
2024	$	67.8
2025	$	67.1