XML 27 R17.htm IDEA: XBRL DOCUMENT v3.8.0.1
Note 2 - Net Income Per Share (Details Textual) - shares
3 Months Ended 9 Months Ended
Dec. 31, 2017
Dec. 31, 2017
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount 77,600 77,600