Employee Benefit Plans - Additional Information (Details) - USD ($)	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Defined Benefit Plan Disclosure [Line Items]
Vesting period	6 years
Employee deferrals	4.00%
Employee compensation	5.00%
Defined contribution plan cost	$ 1,373,000	$ 4,233,000	$ 10,134,000
Common stock, shares issued	142,716,939	142,657,871
Common stock	$ 1,427,000	$ 1,427,000
Directors' fees	100.00%
Other Assets [Member]
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan Other Assets Value	$ 34,136,000	33,241,000
Cash value included in Other Assets	$ 891,000	$ 836,000	814,000
Directors [Member]
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan shares held in Trust for Employees	930,152	929,210
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	117,447	114,177
Supplemental Executive Retirement Plan [Member]
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan Available for Sale Securities And Other Assets	$ 3,518,000	$ 2,172,000
Supplemental Executive Retirement Plan [Member] | Certain Executive Officers [Member]
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Plan Assets, Contributions by Employer	$ 198,000	$ 445,000	1,163,000
Profit Sharing Plan's Assets [Member]
Defined Benefit Plan Disclosure [Line Items]
Common stock, shares issued	2,061,918	2,148,460
Common stock	$ 62,476,000	$ 73,907,000
Safe Harbor 401(k) Plan [Member]
Defined Benefit Plan Disclosure [Line Items]
Defined contribution plan cost	$ 3,750,000	$ 3,675,000	$ 3,590,000