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Bank Regulatory Capital (Details 1)
Jun. 30, 2011
Dec. 31, 2010
Bank Regulatory Capital (Textuals) [Abstract]    
Total risk-based capital ratio required under prompt corrective action regulations 10.00%  
Tier-1 Risk-Based Capital ratio required under prompt corrective action regulations 6.00%  
Tier-1 leverage capital ratio required under prompt corrective action regulations 5.00%  
Total Risk-Based Capital 15.00% 15.00%
Tier-1 Risk-Based Capital 6.00% 6.00%
Tier-1 Leverage 5.00% 5.00%
DFI approval order requires a minimum ratio of tangible shareholder's equity to total tangible assets 10.00%  
DFI capital ratio requirement 13.26% 12.61%