XML 41 R30.htm IDEA: XBRL DOCUMENT v3.25.3
The following table summarizes stock option information as of September 30, 2025: (Details)
 9 Months Ended
Sep. 30, 2025
$ / shares
shares
Equity:  
Options shares under option - beginning of period 248,430
Weighted average exercise price shares under option - beginning of period | $ / shares $ 103
Options forfeited (7,100)
Weighted average exercise price options forfeited | $ / shares $ 121.22
Options exercised (27,430)
Weighted average exercise price options exercised | $ / shares $ 76.98
Options shares under option - end of period 213,900
Weighted average exercise price shares under option - end of period | $ / shares $ 105.73
Options exercisable 103,250
Weighted average exercise price options exercisable | $ / shares $ 82.55
Options available for future grants 499,495