XML 43 R33.htm IDEA: XBRL DOCUMENT v3.8.0.1
Note 4 - Share-based Compensation - Restricted Stock Unit Activity (Details) - Restricted Stock Units (RSUs) [Member]
9 Months Ended
Sep. 30, 2017
$ / shares
shares
Unvested (in shares) | shares 46,558
Unvested, weighted average award date fair value (in dollars per share) | $ / shares $ 20.05
Awarded (in shares) | shares 22,770
Awarded, weighted average award date fair value (in dollars per share) | $ / shares $ 24.70
Shares vested (in shares) | shares (13,419)
Shares vested (in dollars per share) | $ / shares $ 23.54
Unvested (in shares) | shares 55,909
Unvested, weighted average award date fair value (in dollars per share) | $ / shares $ 20.96