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8. Contingent Payments (Tables)
6 Months Ended
Dec. 31, 2014
Commitments and Contingencies Disclosure [Abstract]  
Contingent payments
   December 31,   June 30, 
   2014   2014 
Contingent land payment  $649,800   $660,200 
Contingent purchase price   535,600    528,100 
    1,185,400    1,188,300 
Less current portion   (50,000)   (50,000)
Contingent payments, long-term  $1,135,400   $1,138,300