|
Note 6 - Net Income Per Share (Details) - Basic and Diluted Income Per Share (USD $)
In Thousands, unless otherwise specified |
3 Months Ended | 9 Months Ended | 12 Months Ended | ||
|---|---|---|---|---|---|
|
Jan. 31, 2014
|
Jan. 31, 2013
|
Jan. 31, 2014
|
Jan. 31, 2013
|
Apr. 30, 2013
|
|
| Basic and Diluted Income Per Share [Abstract] | |||||
| Net income (in Dollars) | $ 569 | $ 716 | $ 1,486 | $ 968 | $ 1,683 |
| Weighted average common shares Outstanding – basic | 3,814 | 3,914 | 3,856 | 3,895 | |
| Effect of dilutive options outstanding | 139 | 11 | 91 | 9 | |
| Weighted average common shares outstanding – diluted | 3,953 | 3,925 | 3,947 | 3,904 | |