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Note 4 - Receivables: (Tables)
12 Months Ended
Jun. 30, 2012
Schedule of Accounts, Notes, Loans and Financing Receivable [Table Text Block]
   
June 30,
 
   
2012
   
2011
 
   
(in thousands)
 
Other lessee receivables
  $ 312     $ 762  
Accrued interest
    1,285       1,436  
    $ 1,597     $ 2,198