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Note 8 - Federal, State and Local Income Taxes - Provision for Income Taxes (Details) - USD ($) $ in Thousands	3 Months Ended
	Jul. 31, 2019	Jul. 31, 2018
Federal	$ 990	$ 734
State and local	296	88
Current tax expense	1,286	822
Federal	(16)
State and local	77	(271)
Deferred tax expense (benefit):	61	(271)
Income tax provision	$ 1,347	$ 551

X

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Amount of current federal tax expense (benefit) pertaining to income (loss) from continuing operations.

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