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v3.3.1.900

Supplementary Cash Flow Information (Tables) | 9 Months Ended
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Jan. 31, 2016
Supplemental Cash Flow Elements [Abstract] |
Schedule of cash flow supplemental disclosures |
|  | Nine Months Ended January 31, |
($ in thousands) |  | 2016 |  |  | 2015 |
State and local income tax payments |  | $ | 183 |  |  | $ | 299 |
Federal income tax payments to the Parent |  | $ | 2,695 |  |  | $ | 2,560 |

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- Definition Tabular disclosure of supplemental cash flow information for the periods presented. + References No definition available. + Details
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Namespace Prefix: | us-gaap_
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Balance Type: | na
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- References No definition available. + Details
Name: | us-gaap_SupplementalCashFlowElementsAbstract
Namespace Prefix: | us-gaap_
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Balance Type: | na
Period Type: | duration