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Regulatory Capital - Schedule of Regulatory Capital Requirements (Details)
Mar. 31, 2018
Dec. 31, 2017
Tier I Capital to Total Assets ratio 10.62% 8.89%
Tier I capital to risk-weighted assets ratio 13.43% 13.78%
Common equity Tier 1 capital to Risk-Weighted Assets, ratio 13.43% 13.78%
Total capital to risk-weighted assets ratio 14.74% 15.08%
Bank [Member]    
Tier I Capital to Total Assets ratio 10.60%  
Tier I capital to risk-weighted assets ratio 13.40%  
Common equity Tier 1 capital to Risk-Weighted Assets, ratio 13.40%  
Total capital to risk-weighted assets ratio 14.70%  
Consent Order Regulatory Requirement [Member]    
Tier I Capital to Total Assets ratio 8.00%  
Tier I capital to risk-weighted assets ratio 0.00%  
Common equity Tier 1 capital to Risk-Weighted Assets, ratio 0.00%  
Total capital to risk-weighted assets ratio 12.00%