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Benefit Plans - Narrative (Details)
 8 Months Ended 12 Months Ended
Jul. 30, 2021
Dec. 31, 2006
Dec. 31, 2024
USD ($)
$ / shares
shares
Dec. 31, 2024
USD ($)
retirement_payment
$ / shares
shares
Dec. 31, 2023
USD ($)
shares
Dec. 31, 2022
USD ($)
shares
Dec. 31, 2002
Apr. 01, 2025
USD ($)
May 16, 2024
shares
Apr. 25, 2024
shares
Dec. 31, 2021
shares
Defined Benefit Plan Disclosure [Line Items]                      
Defined benefit plan age attained for coverage       21 years              
Service period for employees of coverage age (in years)       1 year              
Defined benefit plan, vested (as a percent)     100.00% 100.00%              
Expected future employer contributions next year     $ 0 $ 0              
Service period eliminations of retiree benefits (in years)   10 years         10 years        
Discount rate (as a percent)     5.50% 5.50%              
Increase in other comprehensive income from retirement plans       $ 500 $ (7,000) $ 11,000          
Requisite service period for deferred compensation arrangement (in years)       10 years              
Retirement plan for the board of directors to get maximum payments minimum age       72 years              
Number of quarterly payments made to Board of Directors from Retirement Plan (in years) | retirement_payment       40              
Benefit plans compensation expense       $ 2,500              
Period in which undistributed balance of accrued benefit will be distributed (in days)       60 days              
Shares purchased under ESOP | shares       4,769,464              
Average price per share purchased under ESOP (in dollars per share) | $ / shares     $ 17.09 $ 17.09              
Outstanding loan principal     $ 0 $ 0              
Number of shares released under ESOP (in shares) | shares       286,564 311,946            
Unallocated ESOP shares held in suspense (in shares) | shares     0 0              
ESOP compensation expenses       $ 2,600,000 $ 3,100,000 4,100,000          
Estimated expense under the supplemental ESOP provision       $ 23,000 $ 432,000 $ 144,000          
Number of shares authorized for issuance under stock award plan (in shares) | shares                   2,100,000  
Number of shares remain available for grant under stock award plan (in shares) | shares     2,271,833 2,271,833              
Unrecognized compensation cost relating go unvested restricted stock     $ 8,800,000 $ 8,800,000              
Weighted average period in which unrecognized compensation cost recognized (in years)       1 year 7 months 6 days              
Shares outstanding (in shares) | shares     1,462,838 1,462,838 1,053,092 1,023,130         900,483
Vested (in shares) | shares       63,307 68,330 219,323          
Forfeited (in shares) | shares       428,307 328,761 105,556          
Fair value of options vesting       $ 133,000 $ 198,000 $ 195,000          
Projected share based compensation expense, 2025       11,000              
Projected share based compensation expense, 2026       77,000              
Aggregate intrinsic value of stock options outstanding     $ 48,000 48,000              
Aggregate intrinsic value of stock options exercisable     48,000 $ 48,000              
Options granted (in shares) | shares       0 0            
Forecast                      
Defined Benefit Plan Disclosure [Line Items]                      
Unrecognized compensation cost relating go unvested restricted stock               $ 0      
Revolving Credit Facility | Credit Agreement, Maturing November 15, 2023                      
Defined Benefit Plan Disclosure [Line Items]                      
Line of credit facility, extension period (in years) 3 years                    
Outstanding Stock Awards                      
Defined Benefit Plan Disclosure [Line Items]                      
Share based payment award vesting period (in years)       3 years              
Share based payment award compensation expense       $ 8,400,000 $ 7,600,000 9,400,000          
Restricted Stock Units (RSUs)                      
Defined Benefit Plan Disclosure [Line Items]                      
Unrecognized compensation cost relating go unvested restricted stock     $ 3,200,000 $ 3,200,000              
Weighted average period in which unrecognized compensation cost recognized (in years)     1 year 10 months 24 days                
Shares outstanding (in shares) | shares     296,548 296,548         302,805    
Vested (in shares) | shares     3,414                
Forfeited (in shares) | shares     2,843                
Stock Options                      
Defined Benefit Plan Disclosure [Line Items]                      
Share based payment award vesting period (in years)       5 years              
Share based payment award compensation expense       $ 77,000 144,000 198,000          
Share based payment award expiration period (in years)       10 years              
Performance Shares                      
Defined Benefit Plan Disclosure [Line Items]                      
Share based payment award vesting period (in years)       3 years              
Board of Directors                      
Defined Benefit Plan Disclosure [Line Items]                      
Benefit plans compensation expense       $ 10,000 5,000 5,000          
Other liabilities                      
Defined Benefit Plan Disclosure [Line Items]                      
Retirement plan liabilities     $ 1,600,000 1,600,000 1,600,000            
Other liabilities | Board of Directors                      
Defined Benefit Plan Disclosure [Line Items]                      
Retirement plan liabilities     776,000 776,000 128,000            
Supplemental Executive Retirement Plan                      
Defined Benefit Plan Disclosure [Line Items]                      
Aggregate contributions to the benefit plan       76,000 73,000 73,000          
Increase in other comprehensive income from retirement plans       $ 57,000 $ 0 $ 283,000          
401(k) Plan                      
Defined Benefit Plan Disclosure [Line Items]                      
Percentage of matching contribution (as a percent)       25.00% 25.00% 25.00%          
Percentage of contribution made by the participants in benefit plans (as a percent)       6.00% 6.00% 6.00%          
Aggregate contributions to the benefit plan       $ 2,500,000 $ 1,300,000 $ 1,200,000          
Estimated (benefit) expense of supplemental ESOP provision     (37,000) (37,000) (262,000) (312,000)          
Pension                      
Defined Benefit Plan Disclosure [Line Items]                      
Defined benefit plan, funded (unfunded) status of plan     $ 33,272,000 $ 33,272,000 $ 28,311,000 $ 23,380,000          
Discount rate (as a percent)     5.50% 5.50% 4.90% 5.10%          
Post-retirement                      
Defined Benefit Plan Disclosure [Line Items]                      
Defined benefit plan, funded (unfunded) status of plan     $ (11,093,000) $ (11,093,000) $ (11,344,000) $ (12,095,000)          
Discount rate (as a percent)     5.50% 5.50% 4.90% 5.10%