XML 1039 R89.htm IDEA: XBRL DOCUMENT v2.4.0.6
Borrowings (Details Textual) (USD $)
 3 Months Ended 12 Months Ended 12 Months Ended 12 Months Ended 12 Months Ended 12 Months Ended 12 Months Ended 3 Months Ended 12 Months Ended 12 Months Ended
Mar. 31, 2007
Securities
Dec. 31, 2012
Dec. 31, 2011
Dec. 31, 2012
Interest rate 2.09% [Member]
Dec. 31, 2012
Interest rate 4.60% [Member]
Dec. 31, 2011
Interest rate 4.60% [Member]
Jun. 30, 2009
Interest rate 4.60% [Member]
Dec. 31, 2012
Interest rate 4.02% [Member]
Dec. 31, 2011
Interest rate 4.02% [Member]
Feb. 29, 2008
Interest rate 4.02% [Member]
Dec. 31, 2012
Interest rate 4.10% [Member]
Dec. 31, 2011
Interest rate 4.10% [Member]
Aug. 31, 2008
Interest rate 4.10% [Member]
Dec. 31, 2012
Interest rate 4.47% [Member]
Dec. 31, 2011
Interest rate 4.47% [Member]
Aug. 31, 2010
Interest rate 4.47% [Member]
Dec. 31, 2012
Interest rate 3.97% [Member]
Dec. 31, 2011
Interest rate 3.97% [Member]
Oct. 31, 2009
Interest rate 3.97% [Member]
Dec. 31, 2012
Interest rate 4.72% [Member]
Dec. 31, 2012
Interest rate 4.31% [Member]
Dec. 31, 2012
Interest rate 5.24% [Member]
Dec. 31, 2012
Interest rate 3.35% [Member]
Dec. 31, 2012
Interest rate 4.00% [Member]
Dec. 31, 2012
Unaffiliated institution 1 [Member]
Mar. 31, 2007
Unaffiliated Institution [Member]
Dec. 31, 2012
Unaffiliated Institution [Member]
Dec. 31, 2012
Over Night Borrowings [Member]
Unaffiliated institution 1 [Member]
Dec. 31, 2011
Over Night Borrowings [Member]
Unaffiliated institution 1 [Member]
Dec. 31, 2012
Subordinated Debentures [Member]
Dec. 31, 2011
Subordinated Debentures [Member]
Dec. 31, 2007
Subordinated Debentures [Member]
Borrowings (Textual) [Abstract]                                                                
Borrowings under US Treasury                                                       $ 23,510,000 $ 0      
Fixed rate on borrowings       2.09% 4.60% 4.60% 4.60% 4.02% 4.02% 4.02% 4.10% 4.10% 4.10% 4.47% 4.47% 4.47% 3.97% 3.97% 3.97% 4.72% 4.31% 5.24% 3.35% 4.00%                
FHLB Advances, Floating rate description         LIBOR + 0.16%     LIBOR + 0.11%     LIBOR + 0.11%     LIBOR + 0.11%     LIBOR + 0.10%                              
FHLB Advances, Basis spread on floating rate         0.16%     0.11%     0.11%     0.11%     0.10%                              
Borrowings from Unaffiliated Entities, Interest rate   5.25% 5.25%                                           0.35%              
Borrowings from Unaffiliated Entities, Transaction Amount                                                   10,000,000            
Borrowings securities pledged under certain transaction                                                     12,585,000          
Borrowing maturity date                                                     Mar. 20, 2017          
Borrowings, Floating Interest rate description   floating rate of 30 day LIBOR plus 180 basis points and a floor of 3.50% floating rate of 30 day LIBOR plus 180 basis points and a floor of 3.50%                                               variable interest rate of 3 month LIBOR minus 1.0%     floats based on the 3 month LIBOR plus 1.55% and was 1.86% and 2.10% floats based on the 3 month LIBOR plus 1.55% and was 1.86% and 2.10%  
Issue of floating rate trust preferred securities                                                               10,000,000
Line Of Credit, Basis Spread on LIBOR   1.80% 1.80%                                               1.00%     1.55%    
Trust Preferred Securities, Period End Interest Rate                                                           1.86% 2.10%  
Trust Preferred Securities, Redemption Year Maximum                                                           2037    
Trust Preferred Securities, Interest Payment Deferment Period Maximum                                                           5 years    
Borrowings (Additional Textual) [Abstract]                                                                
Line of credit facility, Maximum borrowing capacity   9,000,000 9,000,000                                                          
Line Of Credit, Variable Interest Rate Description   floating rate of 30 day LIBOR plus 180 basis points and a floor of 3.50% floating rate of 30 day LIBOR plus 180 basis points and a floor of 3.50%                                               variable interest rate of 3 month LIBOR minus 1.0%     floats based on the 3 month LIBOR plus 1.55% and was 1.86% and 2.10% floats based on the 3 month LIBOR plus 1.55% and was 1.86% and 2.10%  
Line Of Credit, Variable Interest Reckoning Period for Rate Computation   30 days 30 days                                                          
Line Of Credit, Floor Interest Rate   3.50% 3.50%                                                          
Line Of Credit, Amount Outstanding   0 0                                                          
FHLB Borrowings, Available capacity   357,523,000                                                            
FHLB Borrowings, Blanket pledge of Selected securities, Loan Covered Amount   130,842,000                                                            
FHLB Borrowings, Blanket pledge on Certain Loans, Loan Covered Amount   $ 470,422,000                                                            
Issuance of preferred securities 2