CONDENSED CONSOLIDATED BALANCE SHEETS (Parenthetical) (USD $) In Thousands, except Share data, unless otherwise specified	Mar. 31, 2015	Dec. 31, 2014
Held for investment fair value	$ 226,506	$ 208,788
Common stock, par value	$ 0.10	$ 0.10
Common stock, shares authorized	60,000,000us-gaap_CommonStockSharesAuthorized	60,000,000us-gaap_CommonStockSharesAuthorized
Common stock, shares issued	33,143,264us-gaap_CommonStockSharesIssued	33,143,202us-gaap_CommonStockSharesIssued
Common stock, shares outstanding	33,136,152us-gaap_CommonStockSharesOutstanding	33,136,592us-gaap_CommonStockSharesOutstanding

Face amount or stated value per share of common stock.

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Total number of common shares of an entity that have been sold or granted to shareholders (includes common shares that were issued, repurchased and remain in the treasury). These shares represent capital invested by the firm's shareholders and owners, and may be all or only a portion of the number of shares authorized. Shares issued include shares outstanding and shares held in the treasury.

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Number of shares of common stock outstanding. Common stock represent the ownership interest in a corporation.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef

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Fair value of investments in debt securities classified as held-to-maturity.

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