Note L - Commitments and Contingencies (Tables)

12 Months Ended

Apr. 30, 2014

Commitments and Contingencies Disclosure [Abstract]

Schedule of Future Minimum Rental Payments for Operating Leases [Table Text Block]

Years Ending April 30,	Amount (In thousands)
2015	$	5,026
2016		4,953
2017		4,803
2018		4,602
2019		4,330
Thereafter		15,440
	$	39,154