XML 39 R28.htm IDEA: XBRL DOCUMENT
v3.20.2

Note 4 - Supplementary Cash Flows Information (Tables) | 6 Months Ended
--- | ---
Oct. 31, 2020
Notes Tables |
Schedule of Cash Flow, Supplemental Disclosures [Table Text Block] |
|  | Six Months Ended October 31, |
($ in thousands) |  | 2020 |  |  | 2019 |
Cash and cash equivalents |  | $ | 8,689 |  |  | $ | 4,631 |
Restricted cash |  |  | 469 |  |  |  | 469 |
Total cash, cash equivalents, and restricted cash shown in the Consolidated Condensed Statement of Cash Flows |  | $ | 9,158 |  |  | $ | 5,100 |
|  | Six Months Ended October 31, |
($ in thousands) |  | 2020 |  |  | 2019 |
State and local income tax payments |  | $ | 853 |  |  | $ | 739 |
Federal income tax payments to the Parent |  |  | 3,660 |  |  |  | 1,950 |

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

X
- References No definition available. + Details
Name: | us-gaap_TableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration