Quarterly report pursuant to Section 13 or 15(d)

Share-Based Payments - Employee Activity Non-vested Shares (Details)

v3.20.1
Share-Based Payments - Employee Activity Non-vested Shares (Details) - USD ($)
$ / shares in Units, shares in Thousands, $ in Thousands
3 Months Ended
Mar. 31, 2020
Mar. 31, 2019
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Share-based compensation expense $ 3,266 $ 3,047
Employee Non-vested Shares [Member]    
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Grants, vesting period (in years) 3 years  
Outstanding and non-vested, beginning of period (in shares) 277  
Stock Issued During Period, Shares, Restricted Stock Award, Gross 117  
Shares Vested in Period (104)  
Shares Forfeited in Period (6)  
Outstanding and non-vested, end of period (in shares) 284  
Outstanding and non-vested, weighted-average grant date fair value, beginning of period $ 58  
Grants in Period, Weighted Average Grant Date Fair Value 66  
Vested in Period, Weighed-average grant date fair value 67  
Forfeited in period (in dollars per share) 62  
Outstanding and non-vested, weighted-average grant date fair value, end of period $ 63  
Outstanding and non-vested, aggregate grant date fair value $ 17,758  
Share-based compensation expense 1,938 2,042
Tax benefit related to share-based expense 442 486
Unrecognized share-based compensation, net of estimated forfeitures $ 13,963 $ 15,251
Weighted average period over which unrecognized compensation will be recognized (years) 2 years 2 months 12 days