Note 3 - Discontinued Operations (Tables)

12 Months Ended

Mar. 31, 2021

Discontinued Operations [Member]

Notes Tables

Disposal Groups, Including Discontinued Operations [Table Text Block]

	March 31, 2021		March 31, 2020
Other Current Assets	$	338	$	182
Current Assets Held For Sale-Discontinued Operations	$	338	$	182
Other Assets	$	778	$	1,026
Noncurrent Assets Held For Sale-Discontinued Operations	$	778	$	1,026
Accounts Payable and Accrued Expenses	$	-	$	880
Current Liabilities Held For Sale-Discontinued Operations	$	-	$	880

	Twelve Months Ended
	March 31, 2021		March 31, 2020
Net Sales	$	-	$	-
Costs and Expenses:
Cost of Product Sold		-		57
Selling, General and Administrative		-		-
Plant Restructuring Charge (a)		-		(1,150	)
Interest Expense		-		-
Total cost and expenses		-		(1,093	)
Earnings From Discontinued Operations Before Income Taxes		-		1,093
Gain on the Sale of Assets Before Income Taxes		-		(430	)
Income Tax Expense		-		376
Net Earnings From Discontinued Operations, Net of Tax	$	-	$	1,147