Goodwill and Other Intangible Assets

6 Months Ended

Jun. 30, 2023

Goodwill and Intangible Assets Disclosure [Abstract]

Goodwill and Other Intangible Assets

Goodwill and Other Intangible Assets

The changes in the net carrying value of goodwill by reportable segment for the six months ended June 30, 2023, are as follows:

	Sealing Technologies		Advanced Surface Technologies		Total
	(in millions)
Goodwill as of December 31, 2022	$	270.8	$	593.0	$	863.8
Impairment	—		(60.8)		(60.8)
Foreign currency translation	4.9		—		4.9
Goodwill as of June 30, 2023	$	275.7	$	532.2	$	807.9

The goodwill balances reflected above are net of accumulated impairment losses of $27.8 million for the Sealing Technologies segment and $126.0 million for the Advanced Surface Technologies segment.

Identifiable intangible assets are as follows:

	June 30, 2023				December 31, 2022
	Gross Carrying Amount		Accumulated Amortization		Gross Carrying Amount		Accumulated Amortization
	(in millions)
Amortized:
Customer relationships	$	486.3	$	171.2	$	484.5	$	157.6
Existing technology	465.2		88.9		463.7		71.3
Trademarks	64.9		26.8		64.8		24.0
Other	34.6		27.0		36.4		27.3
	1,051.0		313.9		1,049.4		280.2
Indefinite-Lived:
Trademarks	30.8		—		30.6		—
Total	$	1,081.8	$	313.9	$	1,080.0	$	280.2

Amortization for the quarters and six months ended June 30, 2023 and 2022 were $17.3 million, $19.2 million, $34.7 million, and $38.7 million, respectively.