Note 4 - Supplementary Cash Flow Information (Tables)

3 Months Ended

Jul. 31, 2017

Notes Tables

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

	Three months ended July 31,
($ in thousands)	2017		2016
State and local income tax payments	$	27	$	375
Federal income tax payments to the Parent	$	-	$	268