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NOTES PAYABLE (Details) - USD ($)
$ in Thousands
Jul. 31, 2016
Apr. 30, 2016
Credit facilities:    
Notes Payable, Related Parties $ 6,483 $ 12,384
Notes Payable 6,483 12,939
Real estate operations [Member]    
Credit facilities:    
Notes Payable, Related Parties 6,483 12,384
Other Notes Payable $ 0 $ 555