Note 10 - Income Taxes (Detail) (USD $)	Jun. 30, 2012	Jun. 30, 2011
Income Taxes Receivable, Noncurrent	$ 3,814,000	$ 3,594,000
Deferred Tax Assets, Operating Loss Carryforwards, Subject to Expiration	16,800,000
Deferred Tax Assets, Operating Loss Carryforwards, State and Local	874,000	1,039,000
Deferred Tax Assets, Tax Credit Carryforwards, Foreign	1,028,000	1,117,000
Undistributed Earnings of Foreign Subsidiaries	$ 71,700,000