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Employee Benefit Plans (Actual Plan Asset Allocations) (Details) - USD ($) $ in Thousands | Dec. 31, 2022 | Dec. 31, 2021
--- | --- | ---
Defined Benefit Plan Disclosure [Line Items] |  |
Defined Benefit Plan, Fair Value of Plan Assets | $ 48,185 | $ 59,696
Defined Benefit Plan, Actual Plan Asset Allocations | 100.00% | 100.00%
Common stock shares included in large cap equities | 194,124 | 194,124
Fair Value, Inputs, Level 1 [Member] |  |
Defined Benefit Plan Disclosure [Line Items] |  |
Defined Benefit Plan, Fair Value of Plan Assets | $ 30,200 | $ 44,870
Fair Value, Inputs, Level 2 [Member] |  |
Defined Benefit Plan Disclosure [Line Items] |  |
Defined Benefit Plan, Fair Value of Plan Assets | 17,985 | 14,826
Cash and Cash Equivalents [Member] |  |
Defined Benefit Plan Disclosure [Line Items] |  |
Defined Benefit Plan, Fair Value of Plan Assets | $ 985 | $ 763
Defined Benefit Plan, Actual Plan Asset Allocations | 2.00% | 1.30%
Cash and Cash Equivalents [Member] | Fair Value, Inputs, Level 1 [Member] |  |
Defined Benefit Plan Disclosure [Line Items] |  |
Defined Benefit Plan, Fair Value of Plan Assets | $ 985 | $ 763
Fixed Income Securities [Member] |  |
Defined Benefit Plan Disclosure [Line Items] |  |
Defined Benefit Plan, Fair Value of Plan Assets | $ 23,439 | $ 24,086
Defined Benefit Plan, Actual Plan Asset Allocations | 48.70% | 40.30%
Fixed Income Securities [Member] | Fair Value, Inputs, Level 1 [Member] |  |
Defined Benefit Plan Disclosure [Line Items] |  |
Defined Benefit Plan, Fair Value of Plan Assets | $ 5,454 | $ 9,260
Fixed Income Securities [Member] | Fair Value, Inputs, Level 2 [Member] |  |
Defined Benefit Plan Disclosure [Line Items] |  |
Defined Benefit Plan, Fair Value of Plan Assets | 17,985 | 14,826
U.S. Government and Agencies [Member] |  |
Defined Benefit Plan Disclosure [Line Items] |  |
Defined Benefit Plan, Fair Value of Plan Assets | $ 2,770 | $ 125
Defined Benefit Plan, Actual Plan Asset Allocations | 5.80% | 0.20%
U.S. Government and Agencies [Member] | Fair Value, Inputs, Level 2 [Member] |  |
Defined Benefit Plan Disclosure [Line Items] |  |
Defined Benefit Plan, Fair Value of Plan Assets | $ 2,770 | $ 125
Taxable Municipal Bonds and Notes [Member] |  |
Defined Benefit Plan Disclosure [Line Items] |  |
Defined Benefit Plan, Fair Value of Plan Assets | $ 4,166 | $ 5,290
Defined Benefit Plan, Actual Plan Asset Allocations | 8.60% | 8.90%
Taxable Municipal Bonds and Notes [Member] | Fair Value, Inputs, Level 2 [Member] |  |
Defined Benefit Plan Disclosure [Line Items] |  |
Defined Benefit Plan, Fair Value of Plan Assets | $ 4,166 | $ 5,290
Corporate Bonds and Notes [Member] |  |
Defined Benefit Plan Disclosure [Line Items] |  |
Defined Benefit Plan, Fair Value of Plan Assets | $ 10,575 | $ 8,451
Defined Benefit Plan, Actual Plan Asset Allocations | 21.90% | 14.20%
Corporate Bonds and Notes [Member] | Fair Value, Inputs, Level 2 [Member] |  |
Defined Benefit Plan Disclosure [Line Items] |  |
Defined Benefit Plan, Fair Value of Plan Assets | $ 10,575 | $ 8,451
Preferred Stock [Member] |  |
Defined Benefit Plan Disclosure [Line Items] |  |
Defined Benefit Plan, Fair Value of Plan Assets | $ 474 | $ 960
Defined Benefit Plan, Actual Plan Asset Allocations | 1.00% | 1.60%
Preferred Stock [Member] | Fair Value, Inputs, Level 2 [Member] |  |
Defined Benefit Plan Disclosure [Line Items] |  |
Defined Benefit Plan, Fair Value of Plan Assets | $ 474 | $ 960
Fixed Income Mutual Funds [Member] |  |
Defined Benefit Plan Disclosure [Line Items] |  |
Defined Benefit Plan, Fair Value of Plan Assets | $ 5,454 | $ 9,260
Defined Benefit Plan, Actual Plan Asset Allocations | 11.40% | 15.40%
Fixed Income Mutual Funds [Member] | Fair Value, Inputs, Level 1 [Member] |  |
Defined Benefit Plan Disclosure [Line Items] |  |
Defined Benefit Plan, Fair Value of Plan Assets | $ 5,454 | $ 9,260
Equity Securities [Member] |  |
Defined Benefit Plan Disclosure [Line Items] |  |
Defined Benefit Plan, Fair Value of Plan Assets | $ 23,761 | $ 34,847
Defined Benefit Plan, Actual Plan Asset Allocations | 49.30% | 58.40%
Equity Securities [Member] | Fair Value, Inputs, Level 1 [Member] |  |
Defined Benefit Plan Disclosure [Line Items] |  |
Defined Benefit Plan, Fair Value of Plan Assets | $ 23,761 | $ 34,847
Large Cap [Member] |  |
Defined Benefit Plan Disclosure [Line Items] |  |
Defined Benefit Plan, Fair Value of Plan Assets | $ 15,743 | $ 27,575
Defined Benefit Plan, Actual Plan Asset Allocations | 32.70% | 46.20%
Large Cap [Member] | Fair Value, Inputs, Level 1 [Member] |  |
Defined Benefit Plan Disclosure [Line Items] |  |
Defined Benefit Plan, Fair Value of Plan Assets | $ 15,743 | $ 27,575
Mid Cap [Member] |  |
Defined Benefit Plan Disclosure [Line Items] |  |
Defined Benefit Plan, Fair Value of Plan Assets | $ 1,225 | $ 2,052
Defined Benefit Plan, Actual Plan Asset Allocations | 2.50% | 3.40%
Mid Cap [Member] | Fair Value, Inputs, Level 1 [Member] |  |
Defined Benefit Plan Disclosure [Line Items] |  |
Defined Benefit Plan, Fair Value of Plan Assets | $ 1,225 | $ 2,052
Small Cap [Member] |  |
Defined Benefit Plan Disclosure [Line Items] |  |
Defined Benefit Plan, Fair Value of Plan Assets | $ 3,815 | $ 39
Defined Benefit Plan, Actual Plan Asset Allocations | 7.90% | 0.10%
Small Cap [Member] | Fair Value, Inputs, Level 1 [Member] |  |
Defined Benefit Plan Disclosure [Line Items] |  |
Defined Benefit Plan, Fair Value of Plan Assets | $ 3,815 | $ 39
International [Member] |  |
Defined Benefit Plan Disclosure [Line Items] |  |
Defined Benefit Plan, Fair Value of Plan Assets | $ 2,978 | $ 5,181
Defined Benefit Plan, Actual Plan Asset Allocations | 6.20% | 8.70%
International [Member] | Fair Value, Inputs, Level 1 [Member] |  |
Defined Benefit Plan Disclosure [Line Items] |  |
Defined Benefit Plan, Fair Value of Plan Assets | $ 2,978 | $ 5,181

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