Note 10 - Activity of Business Segments (Tables)

3 Months Ended

Mar. 31, 2023

Notes Tables

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

	For the Three Months Ended
	March 31,
	2023		2022
Building Supply	$	8,631,000	$	10,237,000
Disposable Protective Apparel		5,169,000		7,424,000
Consolidated net sales	$	13,800,000	$	17,661,000

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

	For the Three Months Ended
	March 31,
	2023		2022
Building Supply	$	956,000	$	1,667,000
Disposable Protective Apparel		784,000		1,701,000
Total segment income		1,740,000		3,368,000
Unallocated corporate overhead expenses		1,047,000		1,394,000
Provision for income taxes		141,000		452,000
Consolidated net income	$	552,000	$	1,522,000

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

	March 31,		December 31,
	2023		2022
Building Supply	$	3,486,000	$	3,395,000
Disposable Protective Apparel		1,298,000		1,327,000
Total segment assets		4,784,000		4,722,000
Unallocated corporate assets		1,060,000		1,076,000
Total consolidated assets	$	5,844,000	$	5,798,000