• Filing Date: 2020-11-03
  • Form Type: 10-Q
  • Description: Quarterly report
v3.20.2
Stock Incentive Plans (Additional Stock Option Transactions) (Details) - USD ($)
$ / shares in Units, $ in Thousands
9 Months Ended 12 Months Ended
Sep. 30, 2020
Dec. 31, 2019
Jun. 30, 2020
Sep. 30, 2019
Jun. 30, 2019
Dec. 31, 2018
Outstanding Stock Options            
Outstanding, shares (in shares) 1,040,987 871,472 1,043,297 880,094 912,430 830,100
Outstanding, weighted average exercise price (usd per share) $ 29.79 $ 35.46 $ 29.84 $ 35.41 $ 36.04 $ 39.41
Outstanding, weighted average remaining contractual term 5 years 11 months 8 days 5 years 9 months 29 days        
Outstanding, aggregate intrinsic value $ 1 $ 4        
Exercisable Stock Options            
Exercisable, shares (in shares) 764,151 674,952   648,880    
Exercisable, weighted average exercise price (usd per share) $ 36.91 $ 41.25   $ 42.25    
Exercisable, weighted average remaining contractual term 4 years 11 months 1 day 5 years 14 days        
Exercisable and expected to vest            
Outstanding, vested and expected to vest, shares (in shares) 1,007,268 849,285        
Outstanding, vested and expected to vest, weighted average exercise price (usd per share) $ 30.48 $ 36.00        
Outstanding, vested and expected to vest, weighted average remaining contractual term 5 years 10 months 2 days 5 years 9 months        
Outstanding, vested and expected to vest, aggregate intrinsic value $ 1 $ 3