Note 10 - Activity of Business Segments (Tables)

3 Months Ended

Mar. 31, 2024

Notes Tables

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

	For the Three Months Ended
	March 31,
	2024		2023
Building Supply	$	8,240,000	$	8,631,000
Disposable Protective Apparel		5,242,000		5,169,000
Consolidated net sales	$	13,482,000	$	13,800,000

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

	For the Three Months Ended
	March 31,
	2024		2023
Building Supply	$	963,000	$	956,000
Disposable Protective Apparel		1,032,000		784,000
Total segment income		1,995,000		1,740,000
Unallocated corporate overhead expenses		1,273,000		1,047,000
Provision for income taxes		146,000		141,000
Consolidated net income	$	576,000	$	552,000

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

	March 31,		December 31,
	2024		2023
Building Supply	$	3,273,000	$	3,389,000
Disposable Protective Apparel		1,184,000		1,213,000
Total segment assets		4,457,000		4,602,000
Unallocated corporate assets		1,024,000		1,040,000
Total consolidated assets	$	5,481,000	$	5,642,000