Goodwill and Intangible Assets (Tables)

12 Months Ended

Dec. 31, 2020

Goodwill and Intangible Assets Disclosure [Abstract]

Changes In Goodwill

Changes in goodwill during the years ended December 31, 2020 and 2019, were as follows:

(In thousands)	2020		2019
Net balance at January 1	$	436,679	$	413,640
Additions (Note 13)	—		19,917
Currency translation	6,593		3,122
Net balance at December 31	$	443,272	$	436,679

Changes In Intangible Assets, Net Of Accumulated Amortization

Changes in intangible assets, net of accumulated amortization, during the years ended December 31, 2020 and 2019, were as follows:

(In thousands)	2020		2019
Net balance at January 1	$	171,326	$	169,515
Additions and measurement period adjustments (Note 13)	121		11,100
Amortization expense	(11,570)		(11,119)
Currency translation	1,174		1,830
Net balance at December 31	$	161,051	$	171,326

(In millions)		December 31, 2020						December 31, 2019
Intangible Assets:	Weighted Average Useful Life (years)	Gross Carrying Amount		Accumulated Amortization and Reserves		Net Carrying Amount		Gross Carrying Amount		Accumulated Amortization and Reserves		Net Carrying Amount
Customer relationships	14	$	59.7	$	(20.4)	$	39.3	$	58.3	$	(15.3)	$	43.0
Distribution agreements	20	66.4		(20.7)		45.7		66.0		(17.3)		48.7
Technology related assets	8	30.2		(21.3)		8.9		30.0		(18.3)		11.7
Patents, trademarks and copyrights	12	19.4		(12.5)		6.9		19.0		(11.3)		7.7
License agreements	5	5.4		(5.3)		0.1		5.3		(5.3)		—
Other	2	3.0		(2.8)		0.2		3.0		(2.8)		0.2
Total	14	$	184.1	$	(83.0)	$	101.1	$	181.6	$	(70.3)	$	111.3