Goodwill and Purchased Intangible Assets

12 Months Ended

Dec. 31, 2018

Goodwill And Intangible Assets Disclosure [Abstract]

Goodwill and Purchased Intangible Assets

Note 4 — Goodwill and Purchased Intangible Assets

Changes in the carrying amount of gross goodwill and other purchased intangibles for the years ended December 31, 2018 and 2017, by segment, are as follows:

(In millions)	Composite Materials			Engineered Products			Total
Balance as of December 31, 2016	$	56.1		$	16.1		$	72.2
Amortization expense		(1.0	)	—				(1.0	)
Additions		41.2		28.9				70.1
Currency translation adjustments and other		7.4		—				7.4
Balance as of December 31, 2017	$	103.7		$	45.0		$	148.7
Amortization expense		(2.0	)		(0.9	)		(2.9	)
Currency translation adjustments and other		(3.5	)	—				(3.5	)
Balance as of December 31, 2018	$	98.2		$	44.1		$	142.3

We performed our annual impairment review of goodwill as of November 30, 2018 and determined that the fair values of our reporting units are above their carrying values and that no impairment exists. The goodwill and intangible asset balances as of December 31, 2018 include $4.2 million of indefinite-lived intangible assets, $30.5 million of a definite-lived intangible asset and $107.7 million of goodwill. Of the $107.7 million of goodwill, $74.5 million is allocated to the Composite Materials segment and $33.2 million to the Engineered Products segment.

Amortization related to the definite lived intangible assets for the next five years and thereafter is as follows: $14.3 million for 2019 through 2023, and $16.4 million thereafter.