Note 4 - Supplementary Cash Flows Information (Tables)

9 Months Ended

Jan. 31, 2020

Notes Tables

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

	Nine Months Ended January 31,
($ in thousands)	2020		2019
Cash and cash equivalents	$	3,555	$	4,364
Restricted cash		469		469
Total cash, cash equivalents, and restricted cash shown in the Consolidated Condensed Statement of Cash Flows	$	4,024	$	4,833

	Nine Months Ended January 31,
($ in thousands)	2020		2019
State and local income tax payments	$	1,089	$	230
Federal income tax payments to the Parent		3,325		2,050