Note 9 - Activity of Business Segments (Tables)

3 Months Ended

Mar. 31, 2022

Notes Tables

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

	For the Three Months Ended
	March 31,
	2022		2021
Building Supply	$	10,237,000	$	8,340,000
Disposable Protective Apparel		7,424,000		14,821,000
Consolidated net sales	$	17,661,000	$	23,161,000

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

	For the Three Months Ended
	March 31,
	2022		2021
Building Supply	$	1,667,000	$	1,551,000
Disposable Protective Apparel		1,701,000		4,750,000
Total segment income		3,368,000		6,301,000
Unallocated corporate overhead expenses		1,394,000		1,575,000
Provision for income taxes		452,000		1,007,000
Consolidated net income	$	1,522,000	$	3,719,000

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

	March 31,		December 31,
	2022		2021
Building Supply	$	3,556,000	$	3,600,000
Disposable Protective Apparel		1,394,000		1,419,000
Total segment assets		4,950,000		5,019,000
Unallocated corporate assets		1,093,000		1,103,000
Total consolidated assets	$	6,043,000	$	6,122,000