Identified Intangible Assets and Goodwill, Net (Tables)

9 Months Ended

Sep. 26, 2020

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule of identified intangible assets and goodwill, net [Table Text Block]

The carrying amounts of the identified intangible assets and goodwill acquired in connection with our acquisitions were as follows:

	September 26, 2020				December 31, 2019
	Carrying Amount		Accumulated Amortization		Carrying Amount		Accumulated Amortization
Amortized intangible assets:
Customer lists/relationships	$	29,803	$	21,528	$	28,301	$	20,024
Employment-related	8,684		7,651		8,391		7,348
Tradenames	7,629		6,091		7,402		5,788
Amortized intangible assets	46,116		$	35,270	44,094		$	33,160
Less accumulated amortization	35,270				33,160
Identified intangible assets, net	$	10,846			$	10,934
Goodwill	$	45,152			$	42,285

Schedule of Goodwill [Table Text Block]

The changes in the carrying amounts of goodwill, by segment, for the nine months ended September 26, 2020 and September 28, 2019 follow:

	Balance at January 1, 2020		Acquisitions		Translation and Other Adjustments		Balance at September 26, 2020
Utility	$	4,911	$	—	$	—	$	4,911
Residential and Commercial	37,374		2,576		291		40,241
Total	$	42,285	$	2,576	$	291	$	45,152
	Balance at January 1, 2019		Acquisitions		Translation and Other Adjustments		Balance at September 28, 2019
Utility	$	4,911	$	—	$	—	$	4,911
Residential and Commercial	33,060		1,798		129		34,987
Total	$	37,971	$	1,798	$	129	$	39,898

Schedule of Finite-Lived Intangible Assets, Future Amortization Expense [Table Text Block]

The estimated future aggregate amortization expense of intangible assets, as of September 26, 2020 was as follows:

	Estimated Future Amortization Expense
Remaining three months of 2020	$	700
2021	2,475
2022	2,244
2023	2,076
2024	1,601
Thereafter	1,750
	$	10,846