Note 10 - Activity of Business Segments (Tables)

6 Months Ended

Jun. 30, 2017

Notes Tables

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

	For the Three Months Ended				For the Six Months Ended
	June 30,				June 30,
	2017		2016		2017		2016
Building Supply	$	6,283,000	$	7,924,000	$	12,222,000	$	14,679,000
Disposable Protective Apparel		3,774,000		3,624,000		7,068,000		7,448,000
Infection Control		1,225,000		1,160,000		2,742,000		2,428,000
Consolidated net sales	$	11,282,000	$	12,708,000	$	22,032,000	$	24,555,000

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

	For the Three Months Ended				For the Six Months Ended
	June 30,				June 30,
	2017		2016		2017		2016
Building Supply	$	1,170,000	$	1,657,000	$	2,132,000	$	2,670,000
Disposable Protective Apparel		752,000		375,000		1,213,000		710,000
Infection Control		412,000		381,000		1,008,000		836,000
Total segment income		2,334,000		2,413,000		4,353,000		4,216,000
Unallocated corporate overhead expenses		1,188,000		1,230,000		2,435,000		2,300,000
Provision for income taxes		342,000		386,000		564,000		612,000
Consolidated net income	$	804,000	$	797,000	$	1,354,000	$	1,304,000

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

	June 30,		December 31,
	2017		2016
Building Supply	$	2,105,000	$	2,208,000
Disposable Protective Apparel		356,000		346,000
Infection Control		125,000		140,000
Total segment assets		2,586,000		2,694,000
Unallocated corporate assets		604,000		41,000
Total consolidated assets	$	3,190,000	$	2,735,000