Employee Benefit Plans - Schedule of Reconciliation of Benefit Obligation (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Change in plan assets
Plan assets at beginning of year	$ 48,167
Plan assets at end of year	44,904	$ 48,167
Pension Plan
Change in benefit obligation
Benefit obligation at beginning of year	44,750	41,592	$ 36,354
Service cost	0	0	0
Interest cost	981	1,223	1,482
Actuarial (gain) loss	(2,041)	3,788	5,492
Benefits paid	(2,033)	(1,853)	(1,736)
Benefit obligation at end of year	41,657	44,750	41,592
Change in plan assets
Plan assets at beginning of year	48,167	43,824	39,170
Actual return on plan assets	(1,230)	6,196	6,390
Employer contributions	0	0	0
Benefits paid	(2,033)	(1,853)	(1,736)
Plan assets at end of year	44,904	48,167	43,824
Funded status at end of year	3,247	3,417	2,232
SERP
Change in benefit obligation
Benefit obligation at beginning of year	5,982	5,638	5,794
Service cost	0	0	0
Interest cost	119	158	219
Actuarial (gain) loss	(1,119)	517	23
Benefits paid	(322)	(331)	(398)
Benefit obligation at end of year	4,660	5,982	5,638
Change in plan assets
Plan assets at beginning of year	0	0
Plan assets at end of year	0	0	0
Funded status at end of year	$ (4,660)	$ (5,982)	$ (5,638)