Note 10 - Leases and Purchase Commitments (Details) - USD ($)	12 Months Ended
	Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2013
Note 10 - Leases and Purchase Commitments (Details) [Line Items]
Contractual Obligation	$ 23,942,000	$ 35,873,000
Operating Leases, Rent Expense	$ 1,876,000	$ 1,783,000	$ 1,794,000
Minimum [Member]
Note 10 - Leases and Purchase Commitments (Details) [Line Items]
Lessee Leasing Arrangements, Operating Leases, Renewal Term	1 year
Maximum [Member]
Note 10 - Leases and Purchase Commitments (Details) [Line Items]
Lessee Leasing Arrangements, Operating Leases, Renewal Term	5 years