Employee Benefit Plans (Narrative) (Details) - USD ($)	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Defined benefit plan, discretionary contribution by employer	$ 0	$ 0	$ 0
Minimum Required Contribution, Next Fiscal Year	0
Contributions to the CERP	$ 14,000	$ 14,000	$ 80,000
Determination of benefit obligation at year end, Discount rate	5.19%	2.58%	2.25%
Accumulated benefit obligation	$ 95,800,000	$ 121,700,000
Expected long-term rate of return on pension plan assets	4.25%	4.25%	5.00%
Annualized 10-year return for pension plan	5.00%
Rate of return	(12.00%)	5.90%
Expected pension expense for the upcoming fiscal year	$ 2,500,000
Pension expense	$ 172,000
Equity securities [Member]
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Long-term investment target mix	25.00%
Fixed Income Securities [Member]
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Long-term investment target mix	75.00%
Change due to discount rate increase/decrease
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Increase (Decrease) in Obligation, Pension Benefits	$ (23,800,000)