RECEIVABLES: (Details) (USD $) In Thousands, unless otherwise specified	Apr. 30, 2013	Apr. 30, 2012
Media Services operations:
Media Services Operations Gross	$ 49,382	$ 41,125
Less allowance for doubtful accounts	(2,179)	(581)
Media services operations,net	47,203	40,544
Real estate operations and corporate:
Mortgage notes and other receivables	107	55
Media Services, Subscription Fulfillment Services [Member]
Media Services operations:
Accounts Receivables Media Services Operations Gross	12,751	11,989
Media Services, Newsstand Distribution Services, Net Of Estimated Returns [Member]
Media Services operations:
Accounts Receivables Media Services Operations Gross	33,956	26,438
Media Services, Product Services and Other [Member]
Media Services operations:
Accounts Receivables Media Services Operations Gross	$ 2,675	$ 2,698