Note F - Debt Facilities (Tables)

6 Months Ended

Oct. 31, 2013

Debt Disclosure [Abstract]

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

(In thousands)
					Balance at
	Aggregate Amount		Interest Rate	Maturity	October 31, 2013		April 30, 2013
Revolving credit facilities	$	145,000	LIBOR + 2.25%	June 2016	$	101,650		$	99,563