GOODWILL AND OTHER INTANGIBLE ASSETS (Tables)

6 Months Ended

Jun. 30, 2022

GOODWILL AND OTHER INTANGIBLE ASSETS

Summary of changes in goodwill

	Products		Distribution		Total
Balance, December 31, 2021	$	63,646	$	2,616	$	66,262
Radar acquisition		6,711		—		6,711
Foreign currency translation adjustments		(463)		—		(463)
Balance, March 31, 2022	$	69,894	$	2,616	$	72,510
Radar acquisition measurement period adjustment		(422)		—		(422)
Cyalume acquisition		6,641		—		6,641
Foreign currency translation adjustments		(702)		—		(702)
Balance, June 30, 2022	$	75,411	$	2,616	$	78,027

Summary of intangible assets

	June 30, 2022
							Weighted
				Accumulated			Average
	Gross			amortization		Net	Useful Life
Definite lived intangibles:
Customer relationships	$	85,908	$	(55,789)	$	30,119	11
Technology		15,956		(11,124)		4,832	8
Tradenames		6,492		(3,733)		2,759	4
Non-compete agreements		977		(977)		—	4
	$	109,333	$	(71,623)	$	37,710
Indefinite lived intangibles:
Tradenames		17,467		—		17,467	Indefinite
Total	$	126,800	$	(71,623)	$	55,177

	December 31, 2021
							Weighted
				Accumulated			Average
	Gross			amortization		Net	Useful Life
Definite lived intangibles:
Customer relationships	$	74,078	$	(52,536)	$	21,542	11
Technology		11,978		(10,988)		990	7
Tradenames		6,473		(3,264)		3,209	4
Non-compete agreements		1,037		(1,037)		—	4
	$	93,566	$	(67,825)	$	25,741
Indefinite lived intangibles:
Tradenames		16,674		—		16,674	Indefinite
Total	$	110,240	$	(67,825)	$	42,415

Summary of estimated amortization expense for finite lived intangible assets

Remainder of 2022	$	4,277
2023		7,923
2024		5,029
2025		3,071
2026		2,661
Thereafter		14,749
	$	37,710