Income Taxes (Tables)

12 Months Ended

Apr. 30, 2022

Income Tax Disclosure [Abstract]

Schedule of Components of Income Tax Expense (Benefit) [Table Text Block]

The (benefit) provision for income taxes consisted of the following (in thousands):

	Year Ended April 30,
	2022		2021
Current:
Federal	$	-	$	(119	)
State		1		(85	)
Current (benefit) provision		1		(204	)
Deferred:
Federal		-		-
State		-		-
Deferred tax (benefit) provision		-		-
Total (benefit) provision	$	1	$	(204	)

Schedule of Effective Income Tax Rate Reconciliation [Table Text Block]

The following table reconciles the reported income tax (benefit) provision, recorded primarily due to the (i) recognition of previously unrecognized tax benefits, (ii) state and local taxes, (iii) and a change in the valuation allowance, with the amount computed using the federal statutory income tax rate (in thousands):

	Year Ended April 30,
	2022			2021
Statutory rate	$	(1,819	)	$	100
State and local tax		(163	)		69
Valuation allowance on deferred tax assets		1,050			961
Nondeductible expenses		(11	)		2
Uncertain tax positions		1			(898	)
Nontaxable life insurance cash value increase		(47	)		(63	)
Taxable life insurance gain		783			128
Stock Compensation		86			242
Tax credits		(219	)		(434	)
Change in tax rate		209			(323	)
Other items		131			12
Total (benefit) provision	$	1		$	(204	)

Schedule of Deferred Tax Assets and Liabilities [Table Text Block]

The components of deferred taxes are as follows (in thousands):

	Year Ended April 30,
	2022			2021
Deferred tax assets:
Employee benefits	$	3,047		$	4,789
Inventory		2,958			1,946
Accounts receivable		118			119
Tax credits		2,306			2,027
Other assets		981			883
Lease Liability		2,284			2,593
Capital Loss carry-forward		2,513			2,602
Net operating loss carryforwards		7,574			6,203
Total deferred tax asset		21,781			21,162
Deferred tax liabilities:
Property, plant and equipment		(461	)		(666	)
Right of use asset		(2,211	)		(2,514	)
Other liabilities		(83	)		(195	)
Deferred state income tax		(943	)		(932	)
Net deferred tax asset		18,083			16,855
Valuation allowance		(18,091	)		(16,863	)
Net deferred tax (liability) asset	$	(8	)	$	(8	)

Schedule of Unrecognized Tax Benefits Roll Forward [Table Text Block]

A reconciliation of the beginning and ending amounts of unrecognized tax benefits, is as follows (in thousands):

	2022		2021
Balance at the beginning of the fiscal year	$	119	$	1,354
Additions based on positions taken in the current year		111		-
Additions based on positions taken in prior years		-		-
Decreases based on positions taken in prior years		-		-
Lapse in statute of limitations		-		(1,235	)
Balance at the end of the fiscal year	$	230	$	119