XML 71 R58.htm IDEA: XBRL DOCUMENT v3.23.1
Note 8 - Stock Based Compensation - Summary of Stock Options (Details)
shares in Thousands
 12 Months Ended
Dec. 31, 2022
$ / shares
shares
Dec. 31, 2021
$ / shares
shares
Outstanding, shares (in shares) | shares 13 17
Outstanding, Weighted average exercise price per shar (in dollars per share) | $ / shares $ 5.47 $ 6.10
Outstanding, Weighted average grant date fair value 2.98 3.36
Forfeited, shares (in shares) | shares 0 (4)
Forfeited, Weighted average exercise price per share (in dollars per share) | $ / shares $ 0 $ 8.04
Forfeited, Weighted average grant date fair value 0 4.34
Outstanding, shares (in shares) | shares 13 13
Outstanding, Weighted average exercise price per shar (in dollars per share) | $ / shares $ 5.47 $ 5.47
Outstanding, Weighted average grant date fair value 2.98 2.98