Note F - Debt Facilities (Tables)

12 Months Ended

Apr. 30, 2014

Debt Disclosure [Abstract]

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

(In thousands)
	Aggregate		Interest		Balance at
	Amount		Rate	Maturity	April 30, 2014		April 30, 2013
Revolving credit facilities	$	145,000	LIBOR + 2.25%	June 2016	$	97,032	$	99,563