Note F - Debt Facilities (Tables)

6 Months Ended

Oct. 31, 2012

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

(In thousands)
	Aggregate		Interest		Balance at
	Amount		Rate	Maturity	October 31, 2012		April 30, 2012
Revolving credit facilities	$	145,000	LIBOR + 2.5%	March 2015	$	91,256	$	77,900