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Employee Benefit and Deferred Compensation Plans - Summary of the Changes in Restricted Stock (Details)
6 Months Ended
Jun. 30, 2023
$ / shares
shares
Performance shares  
Performance-Based Restricted Stock  
Nonvested at beginning of period (shares) | shares 155,838
Awarded (shares) | shares 81,867
Vested (shares) | shares 0
Cancelled (shares) | shares 0
Nonvested at end of period (shares) | shares 237,705
Weighted Average Grant-Date Fair Value  
Nonvested at beginning balance (usd per share) | $ / shares $ 36.23
Awarded (usd per share) | $ / shares 35.57
Vested (usd per share) | $ / shares 0
Cancelled (usd per share) | $ / shares 0
Nonvested at end balance (usd per share) | $ / shares $ 36.01
Restricted stock  
Performance-Based Restricted Stock  
Nonvested at beginning of period (shares) | shares 680,403
Awarded (shares) | shares 334,467
Vested (shares) | shares (199,122)
Cancelled (shares) | shares (28,999)
Nonvested at end of period (shares) | shares 786,749
Weighted Average Grant-Date Fair Value  
Nonvested at beginning balance (usd per share) | $ / shares $ 36.23
Awarded (usd per share) | $ / shares 35.52
Vested (usd per share) | $ / shares 35.37
Cancelled (usd per share) | $ / shares 35.49
Nonvested at end balance (usd per share) | $ / shares $ 36.17