Note 10 - Employee Benefit Plans (Details) - Components of net periodic pension cost (Pension Plan, Defined Benefit [Member], USD $) In Thousands, unless otherwise specified	3 Months Ended
	Sep. 30, 2013	Sep. 30, 2012
Pension Plan, Defined Benefit [Member]
Note 10 - Employee Benefit Plans (Details) - Components of net periodic pension cost [Line Items]
Service cost	$ 100	$ 118
Interest cost	233	210
Expected return on plan assets	(270)	(240)
Amortization of the unrecognized loss	130	203
Net periodic benefit cost	$ 193	$ 291