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Note J - Weighted Average Shares Outstanding (Tables) | 12 Months Ended
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Apr. 30, 2017
Notes Tables |
Schedule of Weighted Average Number of Shares [Table Text Block] |
|  | Years Ended April 30,
|  | 2017 |  | 2016 |  | 2015
Weighted average shares outstanding-basic |  |  | 7,854,238 |  |  |  | 8,370,478 |  |  |  | 8,617,864 |
Dilutive options and restricted stock |  |  | 256,539 |  |  |  | 295,553 |  |  |  | 431,093 |
Weighted average shares outstanding-diluted |  |  | 8,110,777 |  |  |  | 8,666,031 |  |  |  | 9,048,957 |
Antidilutive securities not included: |  |  |  |  |  |  |  |  |  |  |  |
Options |  |  | 359,250 |  |  |  | 325,125 |  |  |  | 76,250 |

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- Definition Tabular disclosure of the weighted average number of shares used in calculating basic net earnings per share (or unit) and diluted earnings per share (or unit). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257 + Details
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