Note 14 - Activity of Business Segments (Tables)

12 Months Ended

Dec. 31, 2015

Notes Tables

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

	Years Ended December 31,
	2015		2014
Building Supply	$	25,800,000	$	27,549,000
Disposable Protective Apparel		14,661,000		14,670,000
Infection Control		4,494,000		5,430,000
Consolidated net sales	$	44,955,000	$	47,649,000

Reconciliation of Revenue from Segments to Consolidated [Table Text Block]

	Years Ended December 31,
	2015		2014
Building Supply	$	3,605,000	$	4,750,000
Disposable Protective Apparel		1,439,000		1,601,000
Infection Control		1,396,000		1,953,000
Total segment income		6,440,000		8,304,000
Gain on sale of marketable securities and investment in common stock warrants		-		409,000
Unallocated corporate overhead expenses		4,919,000		4,770,000
Provision for income taxes		480,000		1,201,000
Consolidated net income	$	1,041,000	$	2,742,000

Schedule of Revenue from External Customers and Long-Lived Assets, by Geographical Areas [Table Text Block]

	Years Ended December 31,
	2015		2014
Net sales by geographic region
United States	$	43,753,000	$	45,714,000
International		1,202,000		1,935,000
Consolidated net sales	$	44,955,000	$	47,649,000

	As of December 31,
	2015		2014
Long-lived assets by geographic region
United States	$	2,564,000	$	2,944,000
International		343,000		371,000
Consolidated total long-lived assets	$	2,907,000	$	3,315,000

Reconciliation of Assets from Segment to Consolidated [Table Text Block]

	As of December 31,
	2015		2014
Disposable Protective Apparel	$	394,000	$	450,000
Building Supply		2,410,000		2,613,000
Infection Control		166,000		368,000
Total segment assets		2,970,000		3,431,000
Unallocated corporate assets		43,000		10,000
Total consolidated assets	$	3,013,000	$	3,441,000