XML 39 R18.htm IDEA: XBRL DOCUMENT
v2.4.0.8

Property and Equipment (Tables) | 9 Months Ended
--- | ---
Jan. 31, 2014
Property, Plant and Equipment [Abstract] |
Property, Plant and Equipment [Table Text Block] | Property and equipment consisted of the following (in thousands):
|  | January 31, |  | April 30, |
|  | 2014 |  | 2013 |
|  |  | (unaudited) |  |  |  |
Furniture and fixtures |  | $ | 62 |  | $ | 59 |
Computer equipment and software |  |  | 633 |  |  | 549 |
Laboratory equipment |  |  | 257 |  |  | 179 |
Leasehold improvements |  |  | 2 |  |  | 2 |
Total property and equipment |  |  | 954 |  |  | 789 |
Less: Accumulated depreciation |  |  | (533) |  |  | (375) |
Property and equipment, net |  | $ | 421 |  | $ | 414 |

X
- Details
Name: | us-gaap_PropertyPlantAndEquipmentAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of physical assets used in the normal conduct of business and not intended for resale. Includes, but is not limited to, balances by class of assets, depreciation and depletion expense and method used, including composite depreciation, and accumulated deprecation. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6391035&loc=d3e2868-110229 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.13) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 13 -Subparagraph b -Article 5 + Details
Name: | us-gaap_PropertyPlantAndEquipmentTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration