Quarterly report pursuant to Section 13 or 15(d)

Loans and Allowance for Loan Losses (Details 8)

v2.4.0.6
Loans and Allowance for Loan Losses (Details 8) (USD $)
In Thousands, unless otherwise specified
Mar. 31, 2013
Dec. 31, 2012
Loans receivables related risk rating including purchased impaired loans    
Loans receivables related risk rating $ 2,107,121 $ 2,099,514
Commercial Real Estate - Owner Occupied [Member]
   
Loans receivables related risk rating including purchased impaired loans    
Loans receivables related risk rating 511,808 513,424
Raw Land and Lots [Member]
   
Loans receivables related risk rating including purchased impaired loans    
Loans receivables related risk rating 199,559 202,784
Single Family Investment Real Estate [Member]
   
Loans receivables related risk rating including purchased impaired loans    
Loans receivables related risk rating 230,371 233,069
Commercial and Industrial [Member]
   
Loans receivables related risk rating including purchased impaired loans    
Loans receivables related risk rating 204,257 217,582
5 [Member]
   
Loans receivables related risk rating including purchased impaired loans    
Loans receivables related risk rating 119,383 125,339
5 [Member] | Commercial Real Estate - Owner Occupied [Member]
   
Loans receivables related risk rating including purchased impaired loans    
Loans receivables related risk rating 12,425 15,197
5 [Member] | Raw Land and Lots [Member]
   
Loans receivables related risk rating including purchased impaired loans    
Loans receivables related risk rating 9,685 13,260
5 [Member] | Single Family Investment Real Estate [Member]
   
Loans receivables related risk rating including purchased impaired loans    
Loans receivables related risk rating 11,492 12,111
5 [Member] | Commercial and Industrial [Member]
   
Loans receivables related risk rating including purchased impaired loans    
Loans receivables related risk rating 9,144 10,584
6 [Member]
   
Loans receivables related risk rating including purchased impaired loans    
Loans receivables related risk rating 144,505 145,409
6 [Member] | Commercial Real Estate - Owner Occupied [Member]
   
Loans receivables related risk rating including purchased impaired loans    
Loans receivables related risk rating 16,735 19,051
6 [Member] | Raw Land and Lots [Member]
   
Loans receivables related risk rating including purchased impaired loans    
Loans receivables related risk rating 34,977 29,194
6 [Member] | Single Family Investment Real Estate [Member]
   
Loans receivables related risk rating including purchased impaired loans    
Loans receivables related risk rating 13,215 13,150
6 [Member] | Commercial and Industrial [Member]
   
Loans receivables related risk rating including purchased impaired loans    
Loans receivables related risk rating 7,816 12,064
7 [Member]
   
Loans receivables related risk rating including purchased impaired loans    
Loans receivables related risk rating 107,811 119,355
7 [Member] | Commercial Real Estate - Owner Occupied [Member]
   
Loans receivables related risk rating including purchased impaired loans    
Loans receivables related risk rating 9,386 11,713
7 [Member] | Raw Land and Lots [Member]
   
Loans receivables related risk rating including purchased impaired loans    
Loans receivables related risk rating 38,157 42,148
7 [Member] | Single Family Investment Real Estate [Member]
   
Loans receivables related risk rating including purchased impaired loans    
Loans receivables related risk rating 6,879 7,467
7 [Member] | Commercial and Industrial [Member]
   
Loans receivables related risk rating including purchased impaired loans    
Loans receivables related risk rating 11,647 6,045
8 [Member]
   
Loans receivables related risk rating including purchased impaired loans    
Loans receivables related risk rating 242 384
8 [Member] | Raw Land and Lots [Member]
   
Loans receivables related risk rating including purchased impaired loans    
Loans receivables related risk rating 186 186
8 [Member] | Commercial and Industrial [Member]
   
Loans receivables related risk rating including purchased impaired loans    
Loans receivables related risk rating   139
Impaired loans purchased [Member]
   
Loans receivables related risk rating including purchased impaired loans    
Loans receivables related risk rating 3,078 3,594
Impaired loans purchased [Member] | Commercial Real Estate - Owner Occupied [Member]
   
Loans receivables related risk rating including purchased impaired loans    
Loans receivables related risk rating 221 247
Impaired loans purchased [Member] | Raw Land and Lots [Member]
   
Loans receivables related risk rating including purchased impaired loans    
Loans receivables related risk rating 2,555 2,942
Impaired loans purchased [Member] | Single Family Investment Real Estate [Member]
   
Loans receivables related risk rating including purchased impaired loans    
Loans receivables related risk rating 302 326
Impaired loans purchased [Member] | Commercial and Industrial [Member]
   
Loans receivables related risk rating including purchased impaired loans    
Loans receivables related risk rating   79
Impaired loans purchased [Member] | 5 [Member]
   
Loans receivables related risk rating including purchased impaired loans    
Loans receivables related risk rating 290 312
Impaired loans purchased [Member] | 5 [Member] | Single Family Investment Real Estate [Member]
   
Loans receivables related risk rating including purchased impaired loans    
Loans receivables related risk rating 290 312
Impaired loans purchased [Member] | 6 [Member]
   
Loans receivables related risk rating including purchased impaired loans    
Loans receivables related risk rating      
Impaired loans purchased [Member] | 6 [Member] | Commercial Real Estate - Owner Occupied [Member]
   
Loans receivables related risk rating including purchased impaired loans    
Loans receivables related risk rating      
Impaired loans purchased [Member] | 6 [Member] | Raw Land and Lots [Member]
   
Loans receivables related risk rating including purchased impaired loans    
Loans receivables related risk rating      
Impaired loans purchased [Member] | 6 [Member] | Single Family Investment Real Estate [Member]
   
Loans receivables related risk rating including purchased impaired loans    
Loans receivables related risk rating      
Impaired loans purchased [Member] | 6 [Member] | Commercial and Industrial [Member]
   
Loans receivables related risk rating including purchased impaired loans    
Loans receivables related risk rating     
Impaired loans purchased [Member] | 7 [Member]
   
Loans receivables related risk rating including purchased impaired loans    
Loans receivables related risk rating 2,788 3,282
Impaired loans purchased [Member] | 7 [Member] | Commercial Real Estate - Owner Occupied [Member]
   
Loans receivables related risk rating including purchased impaired loans    
Loans receivables related risk rating 221 247
Impaired loans purchased [Member] | 7 [Member] | Raw Land and Lots [Member]
   
Loans receivables related risk rating including purchased impaired loans    
Loans receivables related risk rating 2,555 2,942
Impaired loans purchased [Member] | 7 [Member] | Single Family Investment Real Estate [Member]
   
Loans receivables related risk rating including purchased impaired loans    
Loans receivables related risk rating 12 14
Impaired loans purchased [Member] | 7 [Member] | Commercial and Industrial [Member]
   
Loans receivables related risk rating including purchased impaired loans    
Loans receivables related risk rating   79
Impaired loans purchased [Member] | 8 [Member]
   
Loans receivables related risk rating including purchased impaired loans    
Loans receivables related risk rating      
Impaired loans purchased [Member] | 8 [Member] | Commercial Real Estate - Owner Occupied [Member]
   
Loans receivables related risk rating including purchased impaired loans    
Loans receivables related risk rating      
Impaired loans purchased [Member] | 8 [Member] | Raw Land and Lots [Member]
   
Loans receivables related risk rating including purchased impaired loans    
Loans receivables related risk rating      
Impaired loans purchased [Member] | 8 [Member] | Single Family Investment Real Estate [Member]
   
Loans receivables related risk rating including purchased impaired loans    
Loans receivables related risk rating      
Impaired loans purchased [Member] | 8 [Member] | Commercial and Industrial [Member]
   
Loans receivables related risk rating including purchased impaired loans    
Loans receivables related risk rating