Note 4 - Goodwill and Intangible Assets (Tables)

12 Months Ended

Dec. 31, 2023

Notes Tables

Schedule of Changes in Goodwill [Table Text Block]

Balance - January 1, 2022	$	21,448
Adjustments to preliminary amounts recorded in the fourth quarter of 2021 (see Note 3 to the consolidated financial statements in our 2022 Form 10-K)		451
Impact of foreign currency translation adjustments		(294	)
Balance - December 31, 2022		21,605
Impact of foreign currency translation adjustments		123
Balance - December 31, 2023	$	21,728

Schedule Of Intangible Assets [Table Text Block]

	December 31,
	2023		2022
Electronic Test	$	3,436	$	3,369
Environmental Technologies		1,817		1,817
Process Technologies		16,475		16,419
Total Goodwill	$	21,728	$	21,605

	December 31, 2023
	Gross Carrying Amount		Accumulated Amortization		Net Carrying Amount
Finite-lived intangible assets:
Customer relationships	$	16,407	$	9,687	$	6,720
Technology		2,895		1,417		1,478
Patents		590		590		-
Backlog		499		499		-
Software		270		270		-
Trade name		140		140		-
Total finite-lived intangible assets		20,801		12,603		8,198
Indefinite-lived intangible assets:
Trademarks		8,398		-		8,398
Total intangible assets	$	29,199	$	12,603	$	16,596

	December 31, 2022
	Gross Carrying Amount		Accumulated Amortization		Net Carrying Amount
Finite-lived intangible assets:
Customer relationships	$	16,313	$	7,990	$	8,323
Technology		2,855		988		1,867
Patents		590		590		-
Backlog		492		492		-
Software		270		270		-
Trade name		140		140		-
Total finite-lived intangible assets		20,660		10,470		10,190
Indefinite-lived intangible assets:
Trademarks		8,369		-		8,369
Total intangible assets	$	29,029	$	10,470	$	18,559

Schedule of Indefinite-Lived Intangible Assets [Table Text Block]

Balance - January 1, 2022	$	8,428
Adjustments to preliminary amounts recorded in the fourth quarter of 2021 (see Note 3 to the consolidated financial statements in our 2022 Form 10-K)		20
Impact of foreign currency translation adjustments		(79	)
Balance - December 31, 2022		8,369
Impact of foreign currency translation adjustments		29
Balance - December 31, 2023	$	8,398

Schedule of Finite-Lived Intangible Assets [Table Text Block]

Balance - January 1, 2022	$	13,206
Adjustments to preliminary amounts recorded in the fourth quarter of 2021 (see Note 3 to the consolidated financial statements in our 2022 Form 10-K)		29
Impact of foreign currency translation adjustments		(351	)
Amortization		(2,694	)
Balance - December 31, 2022		10,190
Impact of foreign currency translation adjustments		102
Amortization		(2,094	)
Balance - December 31, 2023	$	8,198

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

2024	$	1,973
2025	$	1,774
2026	$	1,163
2027	$	667
2028	$	534