Business Segment Information (Tables)

12 Months Ended

Apr. 30, 2015

Segment Reporting [Abstract]

Schedule of Segment Reporting Information, by Segment [Table Text Block]

The following tables summarize, for the periods indicated, operating results by business segment (in thousands):

Year Ended April 30, 2015	Personalized Oncology Solutions  (POS)		Translational Oncology Solutions  (TOS)		Unallocated Corporate Overhead		Consolidated
Net revenue	$	1,663	$	7,200	$	-	$	8,863
Direct cost of services		(2,711)		(4,877)		-		(7,588)
Sales and marketing costs		(1,514)		(2,208)		-		(3,722)
Other operating expenses		-		(4,493)		(3,136)		(7,729)
Stock compensation expense (1)		-		-		(3,162)		(3,162)
Segment profit (loss)	$	(2,562)	$	(4,378)	$	(6,298)	$	(13,238)

Year Ended April 30, 2014	Personalized Oncology Solutions  (POS)		Translational Oncology Solutions  (TOS)		Unallocated Corporate Overhead		Consolidated
Net revenue	$	2,264	$	9,286	$	-	$	11,550
Direct cost of services		(2,667)		(3,496)		-		(6,163)
Sales and marketing costs		(1,723)		(1,080)		-		(2,803)
Other operating expenses		-		(2,209)		(3,828)		(6,037)
Stock compensation expense (1)		-		-		(2,807)		(2,807)
Segment loss	$	(2,126)	$	2,501	$	(6,635)	$	(6,260)

(1) Stock compensation expense is shown separately and is excluded from direct costs of services, sales and marketing costs, and other operating expenses, as it is managed on a consolidated basis and is not used by management to evaluate the performance of its segments.