Note 10 - Activity of Business Segments (Tables)

9 Months Ended

Sep. 30, 2020

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,
	2020		2019		2020		2019
Building Supply	$	7,668,000	$	7,215,000	$	22,677,000	$	20,423,000
Disposable Protective Apparel		22,359,000		4,812,000		51,004,000		15,322,000
Consolidated net sales	$	30,027,000	$	12,027,000	$	73,681,000	$	35,745,000

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

	For the Three Months Ended				For the Nine Months Ended
	September 30,				September 30,
	2020		2019		2020		2019
Building Supply	$	1,307,000	$	1,010,000	$	4,023,000	$	2,819,000
Disposable Protective Apparel		10,880,000		839,000		23,733,000		3,140,000
Total segment income		12,187,000		1,849,000		27,756,000		5,959,000
Unallocated corporate overhead expenses		1,590,000		1,302,000		4,804,000		2,702,000
Provision for income taxes		2,490,000		110,000		3,284,000		592,000
Consolidated net income	$	8,107,000	$	437,000	$	19,668,000	$	2,665,000

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

	September 30,		December 31,
	2020		2019
Building Supply	$	1,913,000	$	1,867,000
Disposable Protective Apparel		1,193,000		1,087,000
Total segment assets		3,106,000		2,954,000
Unallocated corporate assets		1,044,000		1,055,000
Total consolidated assets	$	4,150,000	$	4,009,000