Note 10 - Activity of Business Segments (Tables)

3 Months Ended

Mar. 31, 2019

Notes Tables

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

	For the Three Months Ended
	March 31,
	2019		2018
Building Supply	$	6,498,000	$	6,669,000
Disposable Protective Apparel		5,806,000		4,773,000
Consolidated net sales	$	12,304,000	$	11,442,000

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

	For the Three Months Ended
	March 31,
	2019		2018
Building Supply	$	908,000	$	994,000
Disposable Protective Apparel		1,423,000		1,023,000
Total segment income		2,331,000		2,017,000
Unallocated corporate overhead expenses		870,000		1,417,000
Provision for income taxes		243,000		92,000
Consolidated net income	$	1,218,000	$	508,000

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

	March 31,		December 31,
	2019		2018
Building Supply	$	1,929,000	$	1,908,000
Disposable Protective Apparel		390,000		400,000
Total segment assets		2,319,000		2,308,000
Unallocated corporate assets		1,022,000		1,007,000
Total consolidated assets	$	3,341,000	$	3,315,000