Intangible Assets (Tables)

6 Months Ended

Jun. 26, 2020

Goodwill and Intangible Assets Disclosure [Abstract]

Other Intangible Assets

Components of other intangible assets were (dollars in thousands):

	Finite Life						Indefinite Life
	Customer Relationships		Patents and Proprietary Technology		Trademarks, Trade Names and Other		Trade Names		Total
As of June 26, 2020
Cost	$	187,012	$	25,313	$	1,200	$	61,920	$	275,445
Accumulated amortization	(87,704)		(11,706)		(499)		—		(99,909)
Foreign currency translation	(9,795)		(828)		—		(2,642)		(13,265)
Book value	$	89,513	$	12,779	$	701	$	59,278	$	162,271
Weighted average life in years	13		10		4		N/A

As of December 27, 2019
Cost	$	186,310	$	20,413	$	1,020	$	61,920	$	269,663
Accumulated amortization	(80,764)		(10,526)		(650)		—		(91,940)
Foreign currency translation	(10,412)		(885)		(73)		(3,730)		(15,100)
Book value	$	95,134	$	9,002	$	297	$	58,190	$	162,623
Weighted average life in years	13		10		4		N/A

Future Amortization Expense

Estimated annual amortization expense based on the current carrying amount of other intangible assets is as follows (in thousands):

	2020		2021		2022		2023		2024		Thereafter
Estimated Amortization Expense	$	16,595	$	16,570	$	16,483	$	15,552	$	14,009	$	32,007

Goodwill Rollforward

Changes in the carrying amount of goodwill for each reportable segment were (in thousands): 

	Industrial		Process		Contractor		Total
Balance, December 27, 2019	$	177,112	$	110,997	$	19,554	$	307,663
Additions, adjustments from business acquisitions	—		29,273		—		29,273
Foreign currency translation	2,482		(683)		—		1,799
Balance, June 26, 2020	$	179,594	$	139,587	$	19,554	$	338,735