XML 93 R23.htm IDEA: XBRL DOCUMENT
v2.4.0.8

Long-term Debt and Other Credit Arrangements (Tables) | 12 Months Ended
--- | ---
Apr. 30, 2013
Debt Disclosure [Abstract] |
Summary of Amounts Outstanding Under Term Loan | Amounts outstanding under the term loan were as follows as of April 30:
$ in thousands |  | 2013 |  |  | 2012 |
Term loan payable |  | $ | 3,467 |  |  | $ | 3,667 |
Less: current portion |  |  | (200) |  |  |  | (200) |
Long-term debt |  | $ | 3,267 |  |  | $ | 3,467 |

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

X
- Definition Tabular disclosure of information pertaining to short-term and long-debt instruments or arrangements, including but not limited to identification of terms, features, collateral requirements and other information necessary to a fair presentation. + References No definition available. + Details
Name: | us-gaap_ScheduleOfDebtTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration