Consolidated Statements Of Operations - USD ($) shares in Thousands, $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020
CONSOLIDATED STATEMENTS OF OPERATIONS [Abstract]
Revenues	$ 92,774	$ 70,117
Cost of revenues	49,608	38,900
Gross margin	43,166	31,217
Research and development expenses	10,857	9,572
Selling, general and administrative expenses	17,973	15,648
Income from operations	14,336	5,997
Interest income and other, net	159	357
Total income before income taxes	14,495	6,354
Income tax provision	1,744	612
Net income	$ 12,751	$ 5,742
Net income per share - Basic (in usd per share)	$ 1.74	$ 0.8
Net income per share - Diluted (in usd per share)	$ 1.69	$ 0.77
Weighted average shares outstanding – Basic, shares	7,320	7,215
Weighted average shares outstanding – Diluted, shares	7,537	7,454