Pension Plan (Details) - The funded status of the plan - USD ($)	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Pension Plan (Details) - The funded status of the plan [Line Items]
Change in benefit obligation: Projected benefit obligation at beginning of year	$ 10,545,000	$ 14,055,000
Interest cost	546,000	372,000
Actuarial loss (gain)	541,000	(3,163,000)
Benefits paid	(664,000)	(719,000)
Projected benefit obligation at end of year	10,968,000	10,545,000
Change in plan assets: Fair value of plan assets at beginning of year	7,682,000	10,561,000
Actual return on plan assets	861,000	(2,298,000)
Company contributions		138,000
Benefits paid	(664,000)	(719,000)
Fair value of plan assets at end of year	7,879,000	7,682,000
Funded status (underfunded)	(3,089,000)	(2,863,000)
Net actuarial loss	$ 7,585,000	$ 7,649,000	$ 8,001,000
Discount rate:
Components of cost	5.40%	2.75%
Benefit obligations	5.01%	5.40%
Expected return on plan assets	8.00%	8.00%
Rate of compensation increase