NOTES PAYABLE (Details) (USD $) In Thousands, unless otherwise specified	Jan. 31, 2014	Apr. 30, 2013
Credit facilities:
Notes Payable	$ 24,503	$ 20,978
Media Services Operations [Member]
Credit facilities:
Notes Payable	4,724	620
Real Estate Operations and Corporate [Member]
Credit facilities:
Notes Payable	15,311	16,007
Notes Payable, Other Payables [Member]
Credit facilities:
Notes Payable	$ 4,468	$ 4,351