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Summary of Significant Accounting Policies (Tables) | 12 Months Ended
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Dec. 31, 2020
Organization, Consolidation and Presentation of Financial Statements [Abstract] |
Schedule of depreciable lives of premises and equipment | The range of depreciable lives over which premises and equipment are being depreciated are:
Buildings | 30 Years
Building improvements | 5 to 10 Years
Equipment, furniture and fixtures | 3 to 12 Years
Leasehold improvements | Shorter of the remaining lease period or the estimated useful life of the improvement

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