v2.4.0.6
Noncovered Loans (Analysis of Nonaccrual Loans) (Details) (Noncovered Loans [Member], USD $)
In Thousands, unless otherwise specified
Dec. 31, 2011
Dec. 31, 2010
Financing Receivable, Recorded Investment [Line Items]    
Recorded Investment Nonaccrual Loans $ 53,483 $ 89,163
Unpaid Principal Balance Nonaccrual Loans 88,868 127,001
Recorded Investment Nonaccrual Loans   89,301
Commercial Portfolio Segment [Member] | Secured Loans [Member]
   
Financing Receivable, Recorded Investment [Line Items]    
Recorded Investment Nonaccrual Loans 10,124 31,919
Unpaid Principal Balance Nonaccrual Loans 16,820 44,316
Recorded Investment Nonaccrual Loans   32,368
Commercial Portfolio Segment [Member] | Unsecured Loans [Member]
   
Financing Receivable, Recorded Investment [Line Items]    
Recorded Investment Nonaccrual Loans 119 448
Unpaid Principal Balance Nonaccrual Loans 719 327
Recorded Investment Nonaccrual Loans   0
Real Estate Portfolio Segment [Member] | One-to-Four Family Residential [Member]
   
Financing Receivable, Recorded Investment [Line Items]    
Recorded Investment Nonaccrual Loans 2,696 2,996
Unpaid Principal Balance Nonaccrual Loans 3,011 3,353
Recorded Investment Nonaccrual Loans   2,999
Real Estate Portfolio Segment [Member] | Commercial Land [Member]
   
Financing Receivable, Recorded Investment [Line Items]    
Recorded Investment Nonaccrual Loans 3,739 4,091
Unpaid Principal Balance Nonaccrual Loans 7,230 6,279
Recorded Investment Nonaccrual Loans   4,093
Real Estate Portfolio Segment [Member] | Income Property Multifamily [Member]
   
Financing Receivable, Recorded Investment [Line Items]    
Recorded Investment Nonaccrual Loans 6,775 10,745
Unpaid Principal Balance Nonaccrual Loans 9,265 12,737
Recorded Investment Nonaccrual Loans   11,716
Real Estate Portfolio Segment [Member] | Owner Occupied [Member]
   
Financing Receivable, Recorded Investment [Line Items]    
Recorded Investment Nonaccrual Loans 8,971 8,356
Unpaid Principal Balance Nonaccrual Loans 10,932 8,990
Recorded Investment Nonaccrual Loans   7,407
Real Estate Construction Portfolio Segment [Member] | Income Property Multifamily [Member]
   
Financing Receivable, Recorded Investment [Line Items]    
Recorded Investment Nonaccrual Loans 7,067 7,584
Unpaid Principal Balance Nonaccrual Loans 14,912 12,916
Recorded Investment Nonaccrual Loans   7,585
Real Estate Construction Portfolio Segment [Member] | Owner Occupied [Member]
   
Financing Receivable, Recorded Investment [Line Items]    
Recorded Investment Nonaccrual Loans 0 0
Unpaid Principal Balance Nonaccrual Loans 0 0
Recorded Investment Nonaccrual Loans   0
Real Estate Construction Portfolio Segment [Member] | Land And Acquisition [Member]
   
Financing Receivable, Recorded Investment [Line Items]    
Recorded Investment Nonaccrual Loans 7,799 11,604
Unpaid Principal Balance Nonaccrual Loans 16,703 21,344
Recorded Investment Nonaccrual Loans   11,608
Real Estate Construction Portfolio Segment [Member] | Residential Construction [Member]
   
Financing Receivable, Recorded Investment [Line Items]    
Recorded Investment Nonaccrual Loans 2,986 6,400
Unpaid Principal Balance Nonaccrual Loans 5,316 11,547
Recorded Investment Nonaccrual Loans   6,503
Consumer Portfolio Segment [Member]
   
Financing Receivable, Recorded Investment [Line Items]    
Recorded Investment Nonaccrual Loans 3,207 5,020
Unpaid Principal Balance Nonaccrual Loans 3,960 5,192
Recorded Investment Nonaccrual Loans   $ 5,022