Note 10 - Activity of Business Segments (Tables)

3 Months Ended

Mar. 31, 2020

Notes Tables

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

	For the Three Months Ended
	March 31,
	2020		2019
Building Supply	$	7,557,000	$	6,498,000
Disposable Protective Apparel		10,597,000		5,806,000
Consolidated net sales	$	18,154,000	$	12,304,000

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

	For the Three Months Ended
	March 31,
	2020			2019
Building Supply	$	1,410,000		$	908,000
Disposable Protective Apparel		4,453,000			1,423,000
Total segment income		5,863,000			2,331,000
Unallocated corporate overhead expenses		1,549,000			870,000
Provision (benefit) for income taxes		(1,028,000	)		243,000
Consolidated net income	$	5,342,000		$	1,218,000

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

	March 31,		December 31,
	2020		2019
Building Supply	$	1,966,000	$	1,867,000
Disposable Protective Apparel		1,088,000		1,087,000
Total segment assets		3,054,000		2,954,000
Unallocated corporate assets		1,061,000		1,055,000
Total consolidated assets	$	4,115,000	$	4,009,000