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Employee Benefit Plans - Additional Information (Details) - USD ($)
 12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2019
Defined Benefit Plan Disclosure [Line Items]      
Vesting period 6 years    
Employee deferrals 4.00%    
Employee compensation 5.00%    
Defined contribution plan cost $ 10,134,000 $ 10,740,000 $ 7,661,000
Common Stock, Shares, Issued 142,532,116 142,161,834  
COMMON STOCK-$0.01 par value; authorized 200,000,000 shares; 142,532,116 and 142,161,834 shares issued at December 31, 2021 and 2020, respectively $ 1,425,000 $ 1,422,000  
Directors' fees 100.00%    
Other Assets [Member]      
Defined Benefit Plan Disclosure [Line Items]      
Defined Benefit Plan Other Assets Value $ 32,404,000 31,584,000  
Cash value included in Other Assets $ 814,000 $ 822,000 359,000
Directors [Member]      
Defined Benefit Plan Disclosure [Line Items]      
Defined Benefit Plan shares held in Trust for Employees 936,897 938,591  
Make Whole Plan [Member]      
Defined Benefit Plan Disclosure [Line Items]      
Defined Benefit Plan, Plan Assets, Contributions by Employer $ 0 $ 0 0
Make Whole Plan [Member] | Executive [Member]      
Defined Benefit Plan Disclosure [Line Items]      
Defined Benefit Plan shares held in Trust for Employees 116,085 115,614  
Supplemental Executive Retirement Plan [Member]      
Defined Benefit Plan Disclosure [Line Items]      
Defined Benefit Plan Available for Sale Securities And Other Assets $ 1,211,000 $ 522,000  
Supplemental Executive Retirement Plan [Member] | Certain Executive Officers [Member]      
Defined Benefit Plan Disclosure [Line Items]      
Defined Benefit Plan, Plan Assets, Contributions by Employer $ 1,163,000 $ 719,000 477,000
Profit Sharing Plan's Assets [Member]      
Defined Benefit Plan Disclosure [Line Items]      
Common Stock, Shares, Issued 2,183,760 2,255,827  
COMMON STOCK-$0.01 par value; authorized 200,000,000 shares; 142,532,116 and 142,161,834 shares issued at December 31, 2021 and 2020, respectively $ 111,022,000 $ 81,593,000  
Safe Harbor 401(k) Plan [Member]      
Defined Benefit Plan Disclosure [Line Items]      
Defined contribution plan cost $ 3,590,000 $ 3,374,000 $ 2,759,000