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Equity and Regulatory Matters (Narrative) (Details)
Dec. 31, 2019
Dec. 31, 2018
Equity and Regulatory Matters    
Common Equity, Tier One Risk Based Capital Required to be Well Capitalized to Risk Weighted Asset 6.50% 6.50%
Tier One Risk Based Capital Required to be Well Capitalized to Risk Weighted Assets 8.00% 8.00%
Capital Required to be Well Capitalized to Risk Weighted Assets 10.00% 10.00%
Tier One Leverage Capital Required to be Well Capitalized to Average Assets 5.00% 5.00%