XML 125 R108.htm IDEA: XBRL DOCUMENT v3.22.0.1
Stock Incentive Plan (SSAR Activity) (Details) - Stock Appreciation Rights (SSARs)
12 Months Ended
Dec. 31, 2021
$ / shares
shares
Share Activity  
SSARs outstanding, beginning of period (in shares) | shares 403,150
SSARs granted (in shares) | shares 0
SSARs exercised (in shares) | shares (194,661)
SSARs canceled or forfeited (in shares) | shares (13,878)
SSARs outstanding, end of period (in shares) | shares 194,611
Weighted average SSAR exercise prices per share, Granted (in dollars per share) $ 0
Weighted average SSAR exercise prices per share, Exercised (in dollars per share) 64.41
Weighted average SSAR exercise prices per share, Canceled or forfeited (in dollars per share) 68.51
Weighted average SSAR exercise prices per share Outstanding at December 31 (in dollars per share) $ 68.33
Minimum  
Share Activity  
SSAR price ranges per share, Granted (in dollars per share) 0
SSAR price ranges per share, Exercised (in dollars per share) 43.88
SSAR price ranges per share, Canceled (in dollars per share) 46.58
Maximum  
Share Activity  
SSAR price ranges per share, Granted (in dollars per share) 0
SSAR price ranges per share, Exercised (in dollars per share) 73.14
SSAR price ranges per share, Canceled (in dollars per share) 73.14