Note 9 - Activity of Business Segments (Tables)

9 Months Ended

Sep. 30, 2022

Notes Tables

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

	For the Three Months Ended				For the Nine Months Ended
	September 30,				September 30,
	2022		2021		2022		2021
Building Supply	$	9,604,000	$	10,072,000	$	30,657,000	$	28,210,000
Disposable Protective Apparel		5,118,000		4,403,000		19,099,000		27,232,000
Consolidated net sales	$	14,722,000	$	14,475,000	$	49,756,000	$	55,442,000

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

	For the Three Months Ended				For the Nine Months Ended
	September 30,				September 30,
	2022		2021		2022		2021
Building Supply	$	1,386,000	$	1,901,000	$	4,968,000	$	5,629,000
Disposable Protective Apparel		489,000		234,000		2,412,000		6,351,000
Total segment income		1,875,000		2,135,000		7,380,000		11,980,000
Unallocated corporate overhead expenses		1,213,000		1,173,000		3,854,000		4,274,000
Provision for income taxes		159,000		196,000		808,000		1,550,000
Consolidated net income	$	503,000	$	766,000	$	2,718,000	$	6,156,000

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

	September 30,		December 31,
	2022		2021
Building Supply	$	3,434,000	$	3,600,000
Disposable Protective Apparel		1,350,000		1,419,000
Total segment assets		4,784,000		5,019,000
Unallocated corporate assets		1,046,000		1,103,000
Total consolidated assets	$	5,830,000	$	6,122,000