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Shareholders' Equity (Schedule of Consolidated and Affiliate Bank Actual Capital and Minimum Required Levels) (Details) $ in Thousands | Dec. 31, 2020 USD ($) | Dec. 31, 2019 USD ($)
--- | --- | ---
Tier 1 (Core) Capital (to Average Assets) |  |  |
Minimum capital conservation buffer |  | 0.025 |
Bank |  |  |
Total Capital (to Risk Weighted Assets) |  |  |
Actual Amount of Total Capital (to Risk Weighted Assets) |  | $ 488,409 | $ 447,090
Actual Ratio of Total Capital (to Risk Weighted Assets) |  | 0.1400 | 0.1282
Minimum Required For Capital Adequacy Purposes: Amount, Total Capital |  | $ 279,088 | $ 278,997
Minimum Required For Capital Adequacy Purposes: Ratio, Total Capital (to Risk Weighted Assets) | [1] | 0.0800 | 0.0800
Minimum Required To Be Well-Capitalized Under Prompt Corrective Action Regulations: Amount, Total Capital (to Risk Weighted Assets) |  | $ 348,860 | $ 348,746
Minimum Required To Be Well-Capitalized Under Prompt Corrective Action Regulations: Ratio, Total Capital (to Risk Weighted Assets) |  | 0.1000 | 0.1000
Tier 1 (Core) Capital (to Risk Weighted Assets) |  |  |
Actual Amount of Tier 1 Capital (to Risk Weighted Assets) |  | $ 460,936 | $ 430,812
Actual Ratio of Tier 1 Capital (to Risk Weighted Assets) |  | 0.1321 | 0.1235
Minimum Required For Capital Adequacy Purposes: Amount, Tier 1 Capital (to Risk Weighted Assets) |  | $ 209,316 | $ 209,248
Minimum Required For Capital Adequacy Purposes: Ratio, Tier 1 Capital (to Risk Weighted Assets) | [1] | 0.0600 | 0.0600
Minimum Required To Be Well-Capitalized Under Prompt Corrective Action Regulations: Amount, Tier 1 Capital (to Risk Weighted Assets) |  | $ 279,088 | $ 278,997
Minimum Required To Be Well-Capitalized Under Prompt Corrective Action Regulations: Ratio, Tier 1 Capital (to Risk Weighted Assets) |  | 0.0800 | 0.0800
Common Tier 1 (CET 1) Capital Ratio (to Risk Weighted Assets) |  |  |
Actual Amount of Common Tier 1 Capital (to Risk Weighted Assets) |  | $ 460,936 | $ 430,812
Actual Ratio of Common Tier 1 Capital (to Risk Weighted Assets) |  | 13.21% | 12.35%
Minimum Required For Capital Adequacy Purposes: Amount, Common Tier 1 Capital (to Risk Weighted Assets) |  | $ 156,987 | $ 156,936
Minimum Required For Capital Adequacy Purposes: Ratio, Common Tier 1 Capital (to Risk Weighted Assets) | [1] | 4.50% | 4.50%
Minimum Required To Be Well-Capitalized Under Prompt Corrective Action Regulations: Amount, Common Tier 1 Capital (to Risk Weighted Assets) |  | $ 226,759 | $ 226,685
Minimum Required To Be Well-Capitalized Under Prompt Corrective Action Regulations: Ratio, Common Tier 1 Capital (to Risk Weighted Assets) |  | 6.50% | 6.50%
Tier 1 (Core) Capital (to Average Assets) |  |  |
Actual Amount of Tier 1 Capital (to Average Assets) |  | $ 460,936 | $ 430,812
Actual Ratio of Tier 1 Capital (to Average Assets) |  | 0.0956 | 0.1027
Minimum Required For Capital Adequacy Purposes: Amount, Tier 1 Capital (to Average Assets) |  | $ 192,915 | $ 167,765
Minimum Required For Capital Adequacy Purposes: Ratio, Tier 1 Capital (to Average Assets) | [1] | 0.0400 | 0.0400
Minimum Required To Be Well-Capitalized Under Prompt Corrective Action Regulations: Amount, Tier 1 Capital (to Average Assets) |  | $ 241,143 | $ 209,706
Minimum Required To Be Well-Capitalized Under Prompt Corrective Action Regulations: Ratio, Tier 1 Capital (to Average Assets) |  | 0.0500 | 0.0500
Minimum capital conservation buffer |  | 0.025 |
Consolidated |  |  |
Total Capital (to Risk Weighted Assets) |  |  |
Actual Amount of Total Capital (to Risk Weighted Assets) |  | $ 554,168 | $ 499,020
Actual Ratio of Total Capital (to Risk Weighted Assets) |  | 0.1586 | 0.1428
Minimum Required For Capital Adequacy Purposes: Amount, Total Capital |  | $ 279,554 | $ 279,499
Minimum Required For Capital Adequacy Purposes: Ratio, Total Capital (to Risk Weighted Assets) | [1] | 0.0800 | 0.0800
Tier 1 (Core) Capital (to Risk Weighted Assets) |  |  |
Actual Amount of Tier 1 Capital (to Risk Weighted Assets) |  | $ 486,695 | $ 442,742
Actual Ratio of Tier 1 Capital (to Risk Weighted Assets) |  | 0.1393 | 0.1267
Minimum Required For Capital Adequacy Purposes: Amount, Tier 1 Capital (to Risk Weighted Assets) |  | $ 209,665 | $ 209,624
Minimum Required For Capital Adequacy Purposes: Ratio, Tier 1 Capital (to Risk Weighted Assets) | [1] | 0.0600 | 0.0600
Common Tier 1 (CET 1) Capital Ratio (to Risk Weighted Assets) |  |  |
Actual Amount of Common Tier 1 Capital (to Risk Weighted Assets) |  | $ 470,931 | $ 427,295
Actual Ratio of Common Tier 1 Capital (to Risk Weighted Assets) |  | 13.48% | 12.23%
Minimum Required For Capital Adequacy Purposes: Amount, Common Tier 1 Capital (to Risk Weighted Assets) |  | $ 157,249 | $ 157,218
Minimum Required For Capital Adequacy Purposes: Ratio, Common Tier 1 Capital (to Risk Weighted Assets) | [1] | 4.50% | 4.50%
Tier 1 (Core) Capital (to Average Assets) |  |  |
Actual Amount of Tier 1 Capital (to Average Assets) |  | $ 486,695 | $ 442,742
Actual Ratio of Tier 1 Capital (to Average Assets) |  | 0.1007 | 0.1053
Minimum Required For Capital Adequacy Purposes: Amount, Tier 1 Capital (to Average Assets) |  | $ 193,343 | $ 168,195
Minimum Required For Capital Adequacy Purposes: Ratio, Tier 1 Capital (to Average Assets) | [1] | 0.0400 | 0.0400
Minimum capital conservation buffer |  | 0.025 |
[1] | Excludes 2.5% capital conservation buffer.

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