Loans and Allowance for Loan Losses (Details 8) (USD $) In Thousands, unless otherwise specified
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Mar. 31, 2013
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Dec. 31, 2012
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Loans receivables related risk rating including purchased impaired loans |
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Loans receivables related risk rating |
$ 2,107,121
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$ 2,099,514
|
Commercial Real Estate - Owner Occupied [Member]
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|
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Loans receivables related risk rating including purchased impaired loans |
|
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Loans receivables related risk rating |
511,808
|
513,424
|
Raw Land and Lots [Member]
|
|
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Loans receivables related risk rating including purchased impaired loans |
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Loans receivables related risk rating |
199,559
|
202,784
|
Single Family Investment Real Estate [Member]
|
|
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Loans receivables related risk rating including purchased impaired loans |
|
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Loans receivables related risk rating |
230,371
|
233,069
|
Commercial and Industrial [Member]
|
|
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Loans receivables related risk rating including purchased impaired loans |
|
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Loans receivables related risk rating |
204,257
|
217,582
|
5 [Member]
|
|
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Loans receivables related risk rating including purchased impaired loans |
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Loans receivables related risk rating |
119,383
|
125,339
|
5 [Member] | Commercial Real Estate - Owner Occupied [Member]
|
|
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Loans receivables related risk rating including purchased impaired loans |
|
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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]
|
|
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Loans receivables related risk rating including purchased impaired loans |
|
|
Loans receivables related risk rating |
9,144
|
10,584
|
6 [Member]
|
|
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Loans receivables related risk rating including purchased impaired loans |
|
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Loans receivables related risk rating |
144,505
|
145,409
|
6 [Member] | Commercial Real Estate - Owner Occupied [Member]
|
|
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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]
|
|
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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]
|
|
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Loans receivables related risk rating including purchased impaired loans |
|
|
Loans receivables related risk rating |
13,215
|
13,150
|
6 [Member] | Commercial and Industrial [Member]
|
|
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Loans receivables related risk rating including purchased impaired loans |
|
|
Loans receivables related risk rating |
7,816
|
12,064
|
7 [Member]
|
|
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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]
|
|
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Loans receivables related risk rating including purchased impaired loans |
|
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Loans receivables related risk rating |
9,386
|
11,713
|
7 [Member] | Raw Land and Lots [Member]
|
|
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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]
|
|
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Loans receivables related risk rating including purchased impaired loans |
|
|
Loans receivables related risk rating |
6,879
|
7,467
|
7 [Member] | Commercial and Industrial [Member]
|
|
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Loans receivables related risk rating including purchased impaired loans |
|
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Loans receivables related risk rating |
11,647
|
6,045
|
8 [Member]
|
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Loans receivables related risk rating including purchased impaired loans |
|
|
Loans receivables related risk rating |
242
|
384
|
8 [Member] | Raw Land and Lots [Member]
|
|
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Loans receivables related risk rating including purchased impaired loans |
|
|
Loans receivables related risk rating |
186
|
186
|
8 [Member] | Commercial and Industrial [Member]
|
|
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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]
|
|
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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]
|
|
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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]
|
|
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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]
|
|
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Loans receivables related risk rating including purchased impaired loans |
|
|
Loans receivables related risk rating |
|
|
Impaired loans purchased [Member] | 8 [Member] | Commercial and Industrial [Member]
|
|
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Loans receivables related risk rating including purchased impaired loans |
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|
Loans receivables related risk rating |
|
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