Note 6 - Sale of Business Component (Tables)

12 Months Ended

Dec. 31, 2019

Notes Tables

Condensed Income Statement [Table Text Block]

	Years Ended December 31,
	201 9		201 8
Pre-tax profit related to power and cooling business	$	-	$	1,332

Sale of Business Component, Pro Forma Adjustments to Income Statement [Table Text Block]

(unaudited, in thousands)	2018
	(Pro forma)
Revenue	$	17,487
Operating income (loss)	$	429
Net income (loss)	$	(35	)
Basic and diluted net income (loss) per share	$	0.00