Note 14 - Activity of Business Segments (Tables)

12 Months Ended

Dec. 31, 2016

Notes Tables

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

	Years Ended December 31,
	2016		2015
Building Supply	$	27,343,000	$	25,800,000
Disposable Protective Apparel		14,219,000		14,661,000
Infection Control		4,614,000		4,494,000
Consolidated net sales	$	46,176,000	$	44,955,000

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

	Years Ended December 31,
	2016		2015
Building Supply	$	5,345,000	$	3,605,000
Disposable Protective Apparel		1,671,000		1,439,000
Infection Control		1,581,000		1,396,000
Total segment income		8,597,000		6,440,000
Unallocated corporate overhead expenses		4,422,000		4,919,000
Provision for income taxes		1,007,000		480,000
Consolidated net income	$	3,168,000	$	1,041,000

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

	Years Ended December 31,
	2016		2015
Net sales by geographic region
United States	$	45,068,000	$	43,753,000
International		1,108,000		1,202,000
Consolidated net sales	$	46,176,000	$	44,955,000

	As of December 31,
	2016		2015
Long-lived assets by geographic region
United States	$	2,338,000	$	2,564,000
International		308,000		343,000
Consolidated total long-lived assets	$	2,646,000	$	2,907,000

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

	As of December 31,
	2016		2015
Disposable Protective Apparel	$	346,000	$	394,000
Building Supply		2,208,000		2,410,000
Infection Control		140,000		166,000
Total segment assets		2,694,000		2,970,000
Unallocated corporate assets		41,000		43,000
Total consolidated assets	$	2,735,000	$	3,013,000