Property and Equipment (Tables)

9 Months Ended

Jan. 31, 2015

Property, Plant and Equipment [Abstract]

Property, Plant and Equipment [Table Text Block]

Property and equipment is recorded at cost and consists of laboratory equipment, furniture and fixtures, and computer hardware and software. Depreciation is calculated on a straight-line basis over the estimated useful lives of the various assets ranging from three to seven years. Property and equipment consisted of the following (in thousands):

	January 31,		April 30,
	2015		2014
	(unaudited)
Furniture and fixtures	$	70	$	69
Computer equipment and software		694		655
Laboratory equipment		457		296
Leasehold improvements		2		2
Total property and equipment		1,223		1,022
Less: Accumulated depreciation		(754)		(588)
Property and equipment, net	$	469	$	434

Schedule of Future Minimum Lease Payments for Capital Leases [Table Text Block]

The following is a schedule by years of future minimum lease payments under this capital lease together with the present value of the net minimum lease payments as of January 31, 2015:

For the Years Ended April 30,	2015	$	6
	2016		23
	2017		24
	2018		25
	2019		26
	2020		16
Total minimum lease payments		$	120
Less: current maturity			(22)
Long-term maturity			98