Note 10 - Activity of Business Segments (Tables)

6 Months Ended

Jun. 30, 2018

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,
	2018		2017		2018		2017
Building Supply	$	6,572,000	$	6,283,000	$	13,241,000	$	12,222,000
Disposable Protective Apparel		4,388,000		3,774,000		7,620,000		7,068,000
Infection Control		1,149,000		1,225,000		2,690,000		2,742,000
Consolidated net sales	$	12,109,000	$	11,282,000	$	23,551,000	$	22,032,000

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

	For the Three Months Ended				For the Six Months Ended
	June 30,				June 30,
	2018		2017		2018		2017
Building Supply	$	1,067,000	$	1,170,000	$	2,061,000	$	2,132,000
Disposable Protective Apparel		891,000		752,000		1,181,000		1,213,000
Infection Control		393,000		412,000		1,127,000		1,008,000
Total segment income		2,351,000		2,334,000		4,369,000		4,353,000
Unallocated corporate overhead expenses		1,189,000		1,188,000		2,608,000		2,435,000
Provision for income taxes		203,000		342,000		294,000		564,000
Consolidated net income	$	959,000	$	804,000	$	1,467,000	$	1,354,000

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

	June 30,		December 31,
	2018		2017
Building Supply	$	1,992,000	$	2,098,000
Disposable Protective Apparel		315,000		336,000
Infection Control		10,000		13,000
Total segment assets		2,317,000		2,447,000
Unallocated corporate assets		867,000		787,000
Total consolidated assets	$	3,184,000	$	3,234,000