Note 10 - Accrued Expenses (Details) - Components of Accrued Expenses (USD $) In Thousands, unless otherwise specified	Jun. 30, 2013	Jun. 30, 2012
Components of Accrued Expenses [Abstract]
Income taxes	$ 3,561	$ 5,798
Interest	609	379
Retirement plans	7,118	7,386
Salaries and incentive pay	16,033	13,680
Customer incentive programs	4,181	3,575
Vacation pay	5,194	5,102
Other	6,968	7,215
Total accrued expenses	$ 43,664	$ 43,135