XML 36 R24.htm IDEA: XBRL DOCUMENT v3.5.0.2
Note 5 - Stock Options - Stock Option Activity (Details) - shares
9 Months Ended
Aug. 31, 2016
Aug. 31, 2015
Options outstanding at beginning of year (in shares) 237,500 314,400
Forfeited or expired (in shares) (62,500) (76,900)
Outstanding at end of period (in shares) 175,000 237,500