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8. CONTINGENT PAYMENTS (Tables)
12 Months Ended
Jun. 30, 2016
Commitments and Contingencies Disclosure [Abstract]  
Contingent payments
    2016     2015
Contingent land payment $ 672,700   $ 653,900
   Less current portion                   -        (50,000)
Contingent payments, long-term $ 672,700   $ 603,900