Note F - Debt Facilities (Tables)

3 Months Ended

Jul. 31, 2016

Notes Tables

Schedule of Long-term Debt Instruments [Table Text Block]

(In thousands)
	Aggregate		Interest		Balance at
	Amount		Rate	Maturity	July 31, 2016		April 30, 2016
Revolving credit facilities	$	172,500	LIBOR + 2.375%	October 8, 2017	$	117,369	$	107,386
			(2.86% at July 31, 2016 and 2.81% at April 30, 2016)