• Filing Date: 2020-08-04
  • Form Type: 10-Q
  • Description: Quarterly report
v3.20.2
Stock Incentive Plans (Additional Stock Option Transactions) (Details) - USD ($)
$ / shares in Units, $ in Thousands
6 Months Ended 12 Months Ended
Jun. 30, 2020
Dec. 31, 2019
Mar. 31, 2020
Jun. 30, 2019
Mar. 31, 2019
Dec. 31, 2018
Outstanding Stock Options            
Outstanding, shares (in shares) 1,043,297 871,472 1,036,484 912,430 894,106 830,100
Outstanding, weighted average exercise price (usd per share) $ 29.84 $ 35.46 $ 30.84 $ 36.04 $ 37.25 $ 39.41
Outstanding, weighted average remaining contractual term 6 years 2 months 1 day 5 years 9 months 29 days        
Outstanding, aggregate intrinsic value $ 5 $ 4        
Exercisable Stock Options            
Exercisable, shares (in shares) 730,712 674,952   648,373    
Exercisable, weighted average exercise price (usd per share) $ 38.14 $ 41.25   $ 43.90    
Exercisable, weighted average remaining contractual term 4 years 11 months 23 days 5 years 14 days        
Exercisable and expected to vest            
Outstanding, vested and expected to vest, shares (in shares) 1,003,528 849,285        
Outstanding, vested and expected to vest, weighted average exercise price (usd per share) $ 30.65 $ 36.00        
Outstanding, vested and expected to vest, weighted average remaining contractual term 6 years 18 days 5 years 9 months        
Outstanding, vested and expected to vest, aggregate intrinsic value $ 4 $ 3