XML 116 R100.htm IDEA: XBRL DOCUMENT v3.10.0.1
Stock-Based Compensation Plans Compensation Expense and Related Tax Benefits (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2018
Dec. 31, 2017
Dec. 31, 2016
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Stock-based compensation $ 7,965 $ 5,209 $ 6,556
Tax benefits as a percentage of compensation expense 33.00% 76.70% 40.90%
Statutory tax rate 21.00% 35.00% 35.00%
Restricted Stock/RSUs/PSUs(1)      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Stock-based compensation $ 7,124 $ 4,922 $ 6,165
Tax benefit (1,585) (1,559) (2,158)
Stock-based compensation, net of tax 5,539 3,363 4,007
Stock Options And Restricted Stock      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Stock-based compensation 7,965 5,209 6,556
Tax benefit (2,625) (3,994) (2,679)
Stock-based compensation, net of tax $ 5,340 $ 1,215 $ 3,877