Note 11 - Treasury Stock and Repurchase Program (Tables)

9 Months Ended

Jan. 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 April 30, 2021		436,830	$	7,483	$	17.13	$	474
Purchases effected in open market during the quarters ended:
July 31, 2021		5,409		163		30.13		2,000
October 31, 2021		11,180		354		31.67		1,646
January 31, 2022		17,418		805		46.21		841
Balance as of January 31, 2022		470,837	$	8,805	$	18.70	$	841
Authorized as of March 14, 2022							$	2,000