Annual report pursuant to Section 13 and 15(d)

Employee Benefit Plans - Status of Non-Vested Restricted Stock and Restricted Stock Unit Grants Related to Stock Plans (Details)

v3.20.4
Employee Benefit Plans - Status of Non-Vested Restricted Stock and Restricted Stock Unit Grants Related to Stock Plans (Details) - $ / shares
shares in Thousands
12 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Dec. 31, 2018
Retirement Benefits [Abstract]      
Non-vested Restricted Stock Awards and Restricted Stock Units, Beginning Balance 2,347    
Non-vested Restricted Stock Awards and Restricted Stock Units, Granted 69    
Non-vested Restricted Stock Awards and Restricted Stock Units, Forfeited (3)    
Non-vested Restricted Stock Awards and Restricted Stock Units, Vested (862)    
Non-vested Restricted Stock Awards and Restricted Stock Units, Ending Balance 1,551    
Weighted Average Grant Date Fair Value per Share, Beginning Balance $ 19.34    
Weighted Average Grant Date Fair Value per Share, Granted 22.64    
Weighted Average Grant Date Fair Value per Share, Forfeited 14.77    
Weighted Average Grant Date Fair Value per Share, Vested 19.60    
Weighted Average Grant Date Fair Value per Share, Ending Balance 18.31    
Share-based Compensation Arrangement by Share-based Payment Award, Option, Nonvested, Weighted Average Exercise Price $ 4,170 $ 0 $ 0