Intangible Assets (Tables)

9 Months Ended

Sep. 28, 2019

Goodwill and Intangible Assets Disclosure [Abstract]

Summary of Acquired Intangible Assets

The following table summarizes acquired intangible assets as follows: 

		September 28, 2019				December 31, 2018
(In thousands)	Weighted Average Life	Gross Carrying Amount		Accumulated Amortization		Gross Carrying Amount		Accumulated Amortization
Patents	11 years	$	2,146	$	1,782	$	2,146	$	1,716
Non-compete Agreement	4 years	10,900		6,925		10,900		4,680
Trade Names	10 years	11,419		5,983		11,454		5,182
Completed and Unpatented Technology	10 years	42,904		17,782		36,406		14,964
Customer Relationships	15 years	142,113		44,577		136,894		37,875
Total Intangible Assets	13 years	$	209,482	$	77,049	$	197,800	$	64,417

Summary of Amortization Expense for Acquired Intangibles

All acquired intangible assets other than goodwill and one trade name are being amortized. Amortization expense for acquired intangibles is summarized as follows: 

	Nine Months Ended				Three Months Ended
(In thousands)	September 28, 2019		September 29, 2018		September 28, 2019		September 29, 2018
Amortization Expense	$	12,746	$	15,144	$	4,394	$	4,276

Summary of Amortization Expense for Intangible Assets for Each of Next Five Years

Amortization expense for acquired intangible assets expected for 2019 and for each of the next five years is summarized as follows:

(In thousands)
2019	$	17,131
2020	16,888
2021	14,978
2022	14,554
2023	13,386
2024	11,920