Note 11 - Treasury Stock and Repurchase Program (Tables)

6 Months Ended

Oct. 31, 2022

Notes Tables

Class of Treasury Stock [Table Text Block]

(in thousands except for shares and cost per share)	Shares		Cost Assigned		Average Cost per Share		Aggregate Purchase Price Remaining Under the Program
Balance as of July 31, 2022		525,186	$	12,349	$	23.51	$	1,859
Purchases effected in open market during the months ended:
August 31, 2022		3,450		279		80.85		1,580
September 30, 2022		5,681		313		55.18		1,267
Authorized October 21, 2022								3,000
October 31, 2022		8,183		508		62.04		2,956
Balance as of October 31, 2022		542,500	$	13,449	$	24.79	$	2,956