Note 15 - Activity of Business Segments (Tables)

12 Months Ended

Dec. 31, 2020

Notes Tables

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

	Years Ended December 31,
	2020		2019
Building Supply	$	30,580,000	$	26,576,000
Disposable Protective Apparel		72,120,000		20,089,000
Consolidated net sales	$	102,700,000	$	46,665,000

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

	Years Ended December 31,
	2020		2019
Building Supply	$	5,396,000	$	3,491,000
Disposable Protective Apparel		33,501,000		3,856,000
Total segment income		38,897,000		7,347,000
Unallocated corporate overhead expenses		6,649,000		3,667,000
Provision for income taxes		5,162,000		680,000
Consolidated net income	$	27,086,000	$	3,000,000

Schedule of Revenue from External Customers and Long-Lived Assets, by Geographical Areas [Table Text Block]

	Years Ended December 31,
	2020		2019
Net sales by geographic region
United States	$	90,495,000	$	45,748,000
International		12,205,000		917,000
Consolidated net sales	$	102,700,000	$	46,665,000

	As of December 31,
	2020		2019
Long-lived assets by geographic region
United States	$	2,787,000	$	2,450,000
International		1,566,000		1,493,000
Consolidated total long-lived assets	$	4,353,000	$	3,943,000

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

	As of December 31,
	2020		2019
Building Supply	$	1,806,000	$	1,867,000
Disposable Protective Apparel		1,432,000		1,087,000
Total segment assets		3,238,000		2,954,000
Unallocated corporate assets		1,177,000		1,055,000
Total consolidated assets	$	4,415,000	$	4,009,000