Note 4 - Supplementary Cash Flows Information (Tables)

6 Months Ended

Oct. 31, 2023

Notes Tables

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

	Six Months Ended October 31,
($ in thousands)	2023		2022
Cash and cash equivalents	$	3,924	$	12,668
Restricted cash		305		305
Total cash, cash equivalents, and restricted cash shown in the Consolidated Condensed Statement of Cash Flows	$	4,229	$	12,973

	Six Months Ended October 31,
($ in thousands)	2023		2022
State and local income tax payments	$	497	$	650
Federal income tax payments	$	2,900	$	3,127