INFORMATION ABOUT THE COMPANY'S OPERATIONS IN DIFFERENT INDUSTRY SEGMENTS (Details 1) - USD ($) $ in Thousands		3 Months Ended		6 Months Ended
		Oct. 31, 2018	Oct. 31, 2017	Oct. 31, 2018	Oct. 31, 2017
Revenues	[1]	$ 9,608	$ 9,175	$ 21,323	$ 20,501
Fulfillment Revenue Segment [Member]
Revenues		6,941	7,673	14,386	14,916
Real Estate Revenue Segment [Member]
Revenues		2,367	1,416	6,548	4,093
Corporate and Other [Member]
Revenues		300	86	389	1,492
Subscription Services [Member] | Fulfillment Revenue Segment [Member]
Revenues		4,484	4,669	8,873	8,929
Membership Fulfillment [Member] | Fulfillment Revenue Segment [Member]
Revenues		1,188	1,802	3,119	3,639
Contact Center [Member] | Fulfillment Revenue Segment [Member]
Revenues		1,087	1,020	2,063	1,967
Other Revenues [Member] | Fulfillment Revenue Segment [Member]
Revenues		182	182	331	381
Residential land sales [Member] | Real Estate Revenue Segment [Member]
Revenues		2,367	1,411	6,517	4,053
Commercial land sales [Member] | Real Estate Revenue Segment [Member]
Revenues		0	0	0	0
Undeveloped land sales [Member] | Real Estate Revenue Segment [Member]
Revenues		$ 0	$ 5	$ 31	$ 40

[1] Revenue information provided for each segment includes amounts grouped as Other in the accompanying consolidated statements of operations. Corporate and Other is net of intercompany eliminations.