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Note 2 - Supplementary Cash Flows Information (Tables)

12 Months Ended

Apr. 30, 2023

Notes Tables

Schedule of Cash Flow, Supplemental Disclosures [Table Text Block]

		Fiscal Years Ended April 30,
($ in thousands)		2023				2022				2021
Cash and cash equivalents		$	7,590			$	29,703			$	19,171
Restricted cash			305				305				469
Total cash, cash equivalents, and restricted cash shown in the Consolidated Statement of Cash Flows		$	7,895			$	30,008			$	19,640

		Fiscal Years Ended April 30,
($ in thousands)		2023				2022				2021
State and local income tax payments		$	923			$	894			$	1,406
Federal income tax payments		$	4,425			$	5,400			$	7,154