Note 8 - Geographic Segment Data (Tables)

6 Months Ended

Jun. 30, 2020

Notes Tables

Schedule of Segment Reporting Information, by Segment [Table Text Block]

	Net Sales to Outside Customers
	For the Six Months Ended
	June 30,
	2020		2019
United States	$	9,969,000	$	13,779,000
Mexico		2,844,000		4,103,000
	$	12,813,000	$	17,882,000

	Net Sales to Outside Customers
	For the Three Months Ended
	June 30,
	2020		2019
United States	$	4,543,000	$	7,180,000
Mexico		1,202,000		2,022,000
	$	5,745,000	$	9,202,000

	Total Assets at
	June 30,		December 31,
	2020		2019
United States	$	15,163,000	$	19,668,000
Mexico		8,308,000		10,897,000
Assets Held for Sale International Subsidiaries		788,000		756,000
	$	24,259,000	$	31,321,000