Employee Benefit Plans (Components of Net Periodic Pension Plan Cost) (Details) - USD ($)
$ in Thousands |
12 Months Ended |
Dec. 31, 2019 |
Dec. 31, 2018 |
| Pension [Member] |
|
|
| Defined Benefit Plan Disclosure [Line Items] |
|
|
| Defined Benefit Plan, Service Cost |
$ 265
|
$ 324
|
| Defined Benefit Plan, Interest Cost |
1,748
|
1,586
|
| Expected return on assets |
(3,055)
|
(3,240)
|
| Amortization of recognized loss |
1,077
|
1,200
|
| Defined Benefit Plan, Amortization of Prior Service Cost (Credit) |
|
9
|
| Net pension credit included in employee benefits |
$ 35
|
$ (121)
|
| Defined Benefit Plan, Assumptions Used Calculating Benefit Obligation, Discount Rate |
3.25%
|
4.25%
|
| Defined Benefit Plan, Assumptions Used Calculating Net Periodic Benefit Cost, Discount Rate |
4.25%
|
3.60%
|
| Defined Benefit Plan, Assumptions Used Calculating Net Periodic Benefit Cost, Expected Long-term Return on Assets |
7.00%
|
7.00%
|
| Defined Benefit Plan, Assumptions Used Calculating Benefit Obligation, Rate of Compensation Increase |
3.00%
|
3.00%
|
| SERP [Member] |
|
|
| Defined Benefit Plan Disclosure [Line Items] |
|
|
| Defined Benefit Plan, Service Cost |
$ 120
|
$ 112
|
| Defined Benefit Plan, Interest Cost |
272
|
321
|
| Amortization of recognized loss |
116
|
159
|
| Defined Benefit Plan, Amortization of Prior Service Cost (Credit) |
(3)
|
(3)
|
| Net pension credit included in employee benefits |
$ 505
|
$ 589
|
| Defined Benefit Plan, Assumptions Used Calculating Benefit Obligation, Discount Rate |
3.14%
|
4.45%
|
| Defined Benefit Plan, Assumptions Used Calculating Benefit Obligation, Rate of Compensation Increase |
3.00%
|
3.00%
|