Employee Benefit Plans - Schedule of Reconciliation of Benefit Obligation (Details) - USD ($) $ in Thousands	3 Months Ended	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Pension Plan
Change in benefit obligation
Benefit obligation at beginning of year		$ 30,611	$ 41,657	$ 44,750
Service cost		0	0	0
Interest cost		1,451	1,043	981
Actuarial gain		(1,470)	(10,286)	(2,041)
Benefits paid, including lump sums	$ (9,200)	(11,135)	(1,803)	(2,033)
Transfer to insurer		19,457	0	0
Benefit obligation at end of year	0	0	30,611	41,657
Change in plan assets
Plan assets at beginning of year		33,655	44,904	48,167
Actual return on plan assets		(547)	(9,446)	(1,230)
Employer contributions		0	0	0
Benefits paid, including lump sums		(11,135)	(1,803)	(2,033)
Transfer to insurer		19,457	0	0
Plan assets at end of year	2,517	2,517	33,655	44,904
Funded status at end of year (1)	2,517	2,517	3,044	3,247
SERP
Change in benefit obligation
Benefit obligation at beginning of year		3,521	4,660	5,982
Service cost		0	0	0
Interest cost		158	112	119
Actuarial gain		(86)	(1,006)	(1,119)
Benefits paid, including lump sums		(241)	(245)	(322)
Benefit obligation at end of year	3,352	3,352	3,521	4,660
Change in plan assets
Plan assets at beginning of year		0	0
Plan assets at end of year	0	0	0	0
Funded status at end of year (1)	$ (3,352)	$ (3,352)	$ (3,521)	$ (4,660)