XML 54 R43.htm IDEA: XBRL DOCUMENT v3.20.2
Share-Based Compensation - Stock Option Activity (Details) - USD ($)
$ / shares in Units, $ in Thousands
 3 Months Ended 9 Months Ended
Sep. 30, 2020
Sep. 30, 2019
Sep. 30, 2020
Sep. 30, 2019
Stock option activity        
Options outstanding (in shares)     121,120  
Options exercised (in shares)     (43,300)  
Options forfeited (in shares)     (550)  
Options outstanding (in shares) 77,270   77,270  
Options vested or expected to vest (in shares) 77,270   77,270  
Options exercisable (in shares) 77,270   77,270  
Stock option activity, weighted average exercise price        
Options Outstanding, weighted average exercise price (in dollars per share)     $ 8.73  
Options exercised, weighted average exercise price (in dollars per share)     6.38  
Options forfeited, weighted average exercise price (in dollars per share)     7.40  
Options Outstanding, weighted average exercise price (in dollars per share) $ 10.05   10.05  
Options vested or expected to vest, weighted average exercise price (in dollars per share) 10.05   10.05  
Options exercisable, weighted average exercise price (in dollars per share) $ 10.05   $ 10.05  
Options outstanding, weighted average remaining contractual term     1 year 9 months 7 days  
Options vested or expected to vest, weighted average remaining contractual term     1 year 9 months 7 days  
Options exercisable, weighted average remaining contractual term     1 year 9 months 7 days  
Options outstanding, aggregate intrinsic value $ 182,699   $ 182,699  
Options vested or expected to vest, aggregate intrinsic value 182,699   182,699  
Options exercisable, aggregate intrinsic value 182,699   182,699  
Intrinsic value of options exercised 51 $ 4 432 $ 269
Cash received from options exercised 50 3 277 163
Excess tax benefit realized for options exercises $ 6 $ 0 $ 78 $ 25
Granted (in shares)     0 0