| **Consolidated Balance Sheets (Audited) (Parenthetical) (USD $)** | Dec. 31, 2012 | Dec. 31, 2011 |
|-------------------------------------------------------------------|---------------|---------------|
| **Assets**                                                        |          |          |
| Securities to be held to maturity, fair value                     | $ 150,247,000 | $ 130,677,000 |
| **Shareholders' equity**                                          |          |          |
| Perferred stock, preference value per share                       | $ 1,000       | $ 1,000       |
| Common stock, par value per share                                 | $ 1           | $ 1           |

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Face amount or stated value of common stock per share; generally not indicative of the fair market value per share.
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This item represents the aggregate fair value of investments in debt securities as of the balance sheet date and which are categorized as held-to-maturity.
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Face amount or stated value per share of nonredeemable preferred stock (or preferred stock redeemable solely at the option of the issuer); generally not indicative of the fair market value per share.
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