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Summary of Significant Accounting Policies (Nature of Operations and Principles of Consolidation) (Details) | 12 Months Ended
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Dec. 31, 2021 location trust | Dec. 31, 2020 | Dec. 31, 2019
New Accounting Pronouncements or Change in Accounting Principle [Line Items] |  |  |
Number of banking locations (more than) | location | 120 |  |
Principles of Consolidation |  |  |
Number of wholly owned subsidiaries that are statutory business trusts | trust | 6 |  |
Deposit service charges and related fee income | Revenue Benchmark | Customer Concentration Risk |  |  |
Disaggregation of Revenue [Abstract] |  |  |
Revenue streams, Percent of total non-interest income | 35.00% |  |
Card income | Revenue Benchmark | Customer Concentration Risk |  |  |
Disaggregation of Revenue [Abstract] |  |  |
Revenue streams, Percent of total non-interest income |  | 29.00% |
Wealth management fees | Revenue Benchmark | Customer Concentration Risk |  |  |
Disaggregation of Revenue [Abstract] |  |  |
Revenue streams, Percent of total non-interest income |  |  | 26.00%

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