Investment Securities (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
Dec. 31, 2012	Dec. 31, 2011
Investment [Line Items]
Available For Sale Equity Securites, Weighted Average Maturity	29 years 7 months 1 day
Investment securities, at fair value	$ 41,654	$ 0
Securities (Assets) [Member]
Investment [Line Items]
Available-for-sale Equity Securities, Amortized Cost Basis	41,747
Available-for-sale Securities, Gross Unrealized Gains	223
Available-for-sale Securities, Gross Unrealized Losses	316
Investment securities, at fair value	$ 41,654
Available For Sale Equity Securites, Weighted Average Interest Rate	5.70%

This element represents the portion of the balance sheet assertion valued at fair value by the entity whether such amount is presented as a separate caption or as a parenthetical disclosure. Additionally, this element may be used in connection with the fair value disclosures required in the footnote disclosures to the financial statements. The element may be used in both the balance sheet and disclosure in the same submission. This item represents Available-for-sale Securities which consist of all investments in certain debt and equity securities neither classified as trading or held-to-maturity securities. A debt security represents a creditor relationship with an enterprise. Debt securities include, among other items, US Treasury securities, US government securities, municipal securities, corporate bonds, convertible debt, commercial paper, and all securitized debt instruments. An equity security represents an ownership interest in an enterprise or the right to acquire or dispose of an ownership interest in an enterprise at fixed or determinable prices. Equity securities include, among other things, common stock, certain preferred stock, warrant rights, call options, and put options, but do not include convertible debt. An entity may opt to provide the reader with additional narrative text to better understand the nature of investments in debt and equity securities which are categorized as Available-for-sale.

+ References+ Details

This item represents the gross unrealized gains for securities, at a point in time, which are categorized neither as held-to-maturity nor trading securities.

+ References+ Details