NOTES PAYABLE (Details) - USD ($) $ in Thousands	Jan. 31, 2016	Apr. 30, 2015
Credit facilities:
Notes Payable, Related Parties	$ 12,491	$ 14,003
Notes Payable	16,804	18,090
Other notes payable [Member]
Credit facilities:
Other Notes Payable	3,993	4,087
Real estate operations [Member]
Credit facilities:
Notes Payable, Related Parties	12,491	14,003
Other Notes Payable	$ 320	$ 0