Fair Value (Details) (USD $)
In Thousands, unless otherwise specified
3 Months Ended 9 Months Ended 3 Months Ended 9 Months Ended 3 Months Ended 9 Months Ended
Sep. 30, 2012
Sep. 30, 2012
Sep. 30, 2012
Real estate owned [Member]
Sep. 30, 2012
Real estate owned [Member]
Sep. 30, 2012
Impaired loans [Member]
Sep. 30, 2012
Impaired loans [Member]
Sep. 30, 2012
US Government Agencies [Member]
Carrying Value [Member]
Dec. 31, 2011
US Government Agencies [Member]
Carrying Value [Member]
Sep. 30, 2012
US Government Agencies [Member]
Quoted Prices in Active Markets for Identical Assets (Level 1) [Member]
Dec. 31, 2011
US Government Agencies [Member]
Quoted Prices in Active Markets for Identical Assets (Level 1) [Member]
Sep. 30, 2012
US Government Agencies [Member]
Other Observable Inputs (Level 2) [Member]
Dec. 31, 2011
US Government Agencies [Member]
Other Observable Inputs (Level 2) [Member]
Sep. 30, 2012
US Government Agencies [Member]
Significant Unobservable Inputs (Level 3) [Member]
Dec. 31, 2011
US Government Agencies [Member]
Significant Unobservable Inputs (Level 3) [Member]
Sep. 30, 2012
MBS [Member]
Carrying Value [Member]
Dec. 31, 2011
MBS [Member]
Carrying Value [Member]
Sep. 30, 2012
MBS [Member]
Quoted Prices in Active Markets for Identical Assets (Level 1) [Member]
Dec. 31, 2011
MBS [Member]
Quoted Prices in Active Markets for Identical Assets (Level 1) [Member]
Sep. 30, 2012
MBS [Member]
Other Observable Inputs (Level 2) [Member]
Dec. 31, 2011
MBS [Member]
Other Observable Inputs (Level 2) [Member]
Sep. 30, 2012
MBS [Member]
Significant Unobservable Inputs (Level 3) [Member]
Dec. 31, 2011
MBS [Member]
Significant Unobservable Inputs (Level 3) [Member]
Sep. 30, 2012
US Treasury [Member]
Carrying Value [Member]
Sep. 30, 2012
Municipals [Member]
Carrying Value [Member]
Sep. 30, 2012
Municipals [Member]
Quoted Prices in Active Markets for Identical Assets (Level 1) [Member]
Sep. 30, 2012
Municipals [Member]
Other Observable Inputs (Level 2) [Member]
Sep. 30, 2012
Municipals [Member]
Significant Unobservable Inputs (Level 3) [Member]
Sep. 30, 2012
Residential loans held for sale [Member]
Carrying Value [Member]
Dec. 31, 2011
Residential loans held for sale [Member]
Carrying Value [Member]
Sep. 30, 2012
Residential loans held for sale [Member]
Quoted Prices in Active Markets for Identical Assets (Level 1) [Member]
Dec. 31, 2011
Residential loans held for sale [Member]
Quoted Prices in Active Markets for Identical Assets (Level 1) [Member]
Sep. 30, 2012
Residential loans held for sale [Member]
Other Observable Inputs (Level 2) [Member]
Dec. 31, 2011
Residential loans held for sale [Member]
Other Observable Inputs (Level 2) [Member]
Sep. 30, 2012
Residential loans held for sale [Member]
Significant Unobservable Inputs (Level 3) [Member]
Dec. 31, 2011
Residential loans held for sale [Member]
Significant Unobservable Inputs (Level 3) [Member]
Sep. 30, 2012
Impaired Loans [Member]
Carrying Value [Member]
Dec. 31, 2011
Impaired Loans [Member]
Carrying Value [Member]
Sep. 30, 2012
Impaired Loans [Member]
Quoted Prices in Active Markets for Identical Assets (Level 1) [Member]
Dec. 31, 2011
Impaired Loans [Member]
Quoted Prices in Active Markets for Identical Assets (Level 1) [Member]
Sep. 30, 2012
Impaired Loans [Member]
Other Observable Inputs (Level 2) [Member]
Dec. 31, 2011
Impaired Loans [Member]
Other Observable Inputs (Level 2) [Member]
Sep. 30, 2012
Impaired Loans [Member]
Significant Unobservable Inputs (Level 3) [Member]
Dec. 31, 2011
Impaired Loans [Member]
Significant Unobservable Inputs (Level 3) [Member]
Sep. 30, 2012
Real Estate Owned [Member]
Carrying Value [Member]
Dec. 31, 2011
Real Estate Owned [Member]
Carrying Value [Member]
Sep. 30, 2012
Real Estate Owned [Member]
Quoted Prices in Active Markets for Identical Assets (Level 1) [Member]
Dec. 31, 2011
Real Estate Owned [Member]
Quoted Prices in Active Markets for Identical Assets (Level 1) [Member]
Sep. 30, 2012
Real Estate Owned [Member]
Other Observable Inputs (Level 2) [Member]
Dec. 31, 2011
Real Estate Owned [Member]
Other Observable Inputs (Level 2) [Member]
Sep. 30, 2012
Real Estate Owned [Member]
Significant Unobservable Inputs (Level 3) [Member]
Dec. 31, 2011
Real Estate Owned [Member]
Significant Unobservable Inputs (Level 3) [Member]
Dec. 31, 2011
Small Business Administration [Member]
Carrying Value [Member]
Dec. 31, 2011
Small Business Administration [Member]
Quoted Prices in Active Markets for Identical Assets (Level 1) [Member]
Dec. 31, 2011
Small Business Administration [Member]
Other Observable Inputs (Level 2) [Member]
Dec. 31, 2011
Small Business Administration [Member]
Significant Unobservable Inputs (Level 3) [Member]
Financial Assets - Recurring [Abstract]                                                                                                              
Financial assets - recurring             $ 16,954 $ 2,001 $ 4,978 $ 0 $ 11,976 $ 2,001 $ 0 $ 0 $ 2,161 $ 20,803 $ 0 $ 2,849 $ 2,161 $ 17,954 $ 0 $ 0 $ 2,997 $ 11,304 $ 1,736 $ 9,568 $ 0 $ 22,527 $ 16,168 $ 0 $ 0 $ 22,527 $ 16,168 $ 0 $ 0                                 $ 7,359 $ 7,359 $ 0 $ 0
Financial Assets - Non-Recurring [Abstract]                                                                                                              
Financial assets - non-recurring                                                                       64,894 64,655 0 0 55,007 51,868 9,887 12,787 20,576 9,177 0 0 18,132 874 2,444 8,303        
Fair Value, Assets Measured on Non Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]                                                                                                              
Balance at Period Start 21,165 20,817 6,465 8,030 14,700 12,787                                                                                                  
Total realized and unrealized gains (losses) Included in earnings (94) (137) (94) (137) 0 0                                                                                                  
Included in other comprehensive income 0 0 0 0 0 0                                                                                                  
Net transfers in and/or out of Level 3 (8,740) (8,349) (3,927) (5,449) (4,813) (2,900)                                                                                                  
Balance at Period End $ 12,331 $ 12,331 $ 2,444 $ 2,444 $ 9,887 $ 9,887