XML 111 R100.htm IDEA: XBRL DOCUMENT v3.21.2
Stockholders' Equity (Activity of Common Shares Held in Treasury) (Details) - USD ($)
$ in Thousands
 6 Months Ended
Jun. 30, 2021
Jun. 30, 2020
Stockholders' Equity Note [Abstract]    
Beginning of period 8,498,163 8,486,278
Common shares used upon lapse of restricted stock units and options (Shares) (273,436) (118,276)
Common shares repurchased as part of the stock repurchase program (Shares) 0 175,000
End of period 8,224,727 8,543,002
Beginning of period $ 102,949 $ 102,339
Common shares used upon lapse of restricted stock units and options (Value) (2,230) (1,444)
Common shares repurchased as part of the stock repurchase program (Value) 0 2,226
End of period $ 100,719 $ 103,121