Note 5 - Revenue From Contracts With Customers (Tables)

12 Months Ended

Dec. 31, 2023

Notes Tables

Disaggregation of Revenue [Table Text Block]

	Years Ended December 31,
	2023		2022
Revenue by customer type:
End user	$	85,397	$	84,468
OEM/Integrator/Distributor		37,905		32,360
	$	123,302	$	116,828
Revenue by product type:
Thermal test	$	21,344	$	22,246
Thermal process		44,914		38,574
Semiconductor test		30,235		28,529
Video imaging		9,086		9,499
Flying probe and in-circuit testers		6,981		7,414
Service/other		10,742		10,566
	$	123,302	$	116,828
Revenue by market:
Semi	$	65,735	$	68,422
Industrial		14,310		10,038
Automotive (including Electric Vehicles)		9,895		10,776
Life Sciences		4,856		4,589
Defense/aerospace		12,537		7,006
Security		3,688		3,241
Other		12,281		12,756
	$	123,302	$	116,828