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Note 2 - Supplementary Cash Flows Information (Tables)

12 Months Ended

Apr. 30, 2021

Notes Tables

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

			Fiscal Years Ended April 30,
($ in thousands)		2021				2020				2019
Cash and cash equivalents		$	19,171			$	4,954			$	6,493
Restricted cash		$	469			$	469			$	469
Total cash, cash equivalents, and restricted cash shown in the Consolidated Statement of Cash Flows		$	19,640			$	5,423			$	6,962

			Fiscal Years Ended April 30,
($ in thousands)		2021				2020				2019
State and local income tax payments		$	1,406			$	1,105			$	387
Federal income tax payments to the Parent		$	7,154			$	3,325			$	2,700

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