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Note 4 - Balance Sheet Information (Tables)

6 Months Ended

Jun. 30, 2022

Notes Tables

Schedule of Inventory, Current [Table Text Block]

Inventories:		June 30,				December 31,
(in thousands)		2022				2021
Finished goods		$	6,150			$	5,646
Work in process			3,974				3,410
Raw materials			19,212				18,531
Total		$	29,336			$	27,587

Other Current Liabilities [Table Text Block]

Other Current Liabilities:		June 30,				December 31,
(in thousands)		2022				2021
Compensation		$	3,119			$	6,048
Professional fees			628				480
Warranty costs			240				240
Customer related costs			2,097				2,265
Litigation related			472				-
Accrued income taxes			52				224
Other			1,496				1,505
Total		$	8,104			$	10,762

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