NOTES PAYABLE (Details) (USD $) In Thousands, unless otherwise specified	Jul. 31, 2013	Apr. 30, 2013
Credit facilities:
Notes Payable	$ 28,883	$ 20,978
Notes Payable, Other Payables [Member]
Credit facilities:
Notes Payable	4,316	4,351
Line of Credit [Member] | Media Services Operations [Member]
Credit facilities:
Notes Payable	8,586	620
Line of Credit [Member] | Real Estate Operations and Corporate [Member]
Credit facilities:
Notes Payable	$ 15,981	$ 16,007