Note 2 - Summary of Significant Accounting Policies (Details Textual)
12 Months Ended
Jun. 30, 2016
USD ($)
Jun. 30, 2015
USD ($)
Feb. 29, 2016
USD ($)
Jun. 30, 2014
USD ($)
INDIA        
Cash and Cash Equivalents, at Carrying Value $ 104,000 $ 247,000    
Minimum [Member]        
Finite-Lived Intangible Asset, Useful Life 3 years      
Maximum [Member]        
Finite-Lived Intangible Asset, Useful Life   10 years    
Maximum Period Of Agreement 21 years      
Cash and Cash Equivalents, at Carrying Value $ 5,835,000 $ 3,357,000   $ 14,811,000
Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax (32,000) $ (63,000)    
Goodwill, Impairment Loss 0      
Impairment of Intangible Assets, Indefinite-lived (Excluding Goodwill) 0      
Impairment of Intangible Assets, Finite-lived $ 0      
Number of Reportable Segments 1      
Debt Issuance Costs, Net $ 160,000   $ 220,000