Note 3 - Revenue (Tables)

12 Months Ended

Dec. 31, 2020

Notes Tables

Contract with Customer, Contract Asset, Contract Liability, and Receivable [Table Text Block]

Outstanding at January 1, 2019	$	6,431
Increase (decrease) attributed to:
Transferred to receivables from contract assets recognized		(5,180	)
Product transferred over time		6,408
Outstanding at December 31, 2019		7,659
Increase (decrease) attributed to:
Transferred to receivables from contract assets recognized		(6,795	)
Product transferred over time		5,035
Outstanding at December 31, 2020	$	5,899

Disaggregation of Revenue [Table Text Block]

	Year Ending December 31, 2020
	Product/ Service Transferred Over Time		Product Transferred at Point in Time		Noncash Consideration		Total Net Sales by Market
Medical	$	45,694	$	6,398	$	3,006	$	55,098
Aerospace and Defense		18,948		454		1,222		20,624
Industrial		22,451		4,444		1,489		28,384
Total net sales	$	87,093	$	11,296	$	5,717	$	104,106

	Year Ending December 31, 2019
	Product/ Service Transferred Over Time		Product Transferred at Point in Time		Noncash Consideration		Total Net Sales by Market
Medical	$	56,760	$	3,021	$	2,831	$	62,612
Aerospace and Defense		16,892		462		853		18,207
Industrial		30,802		3,144		1,568		35,514
Total net sales	$	104,454	$	6,627	$	5,252	$	116,333