Note 10 - Activity of Business Segments (Tables)

3 Months Ended

Mar. 31, 2017

Notes Tables

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

	For the Three Months Ended
	March 31,
	2017		2016
Building Supply	$	5,939,000	$	6,754,000
Disposable Protective Apparel		3,295,000		3,825,000
Infection Control		1,517,000		1,268,000
Consolidated net sales	$	10,751,000	$	11,847,000

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

	For the Three Months Ended
	March 31,
	2017		2016
Building Supply	$	962,000	$	1,012,000
Disposable Protective Apparel		458,000		335,000
Infection Control		596,000		455,000
Total segment income		2,016,000		1,802,000
Unallocated corporate overhead expenses		1,244,000		1,069,000
Provision for income taxes		222,000		226,000
Consolidated net income	$	550,000	$	507,000

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

	March 31,		December 31,
	2017		2016
Building Supply	$	2,138,000	$	2,208,000
Disposable Protective Apparel		361,000		346,000
Infection Control		135,000		140,000
Total segment assets		2,634,000		2,694,000
Unallocated corporate assets		531,000		41,000
Total consolidated assets	$	3,165,000	$	2,735,000