Unused Available Lines of Credit	12 Months Ended
Dec. 31, 2012
Debt Disclosure [Abstract]
Debt Disclosure [Text Block]	Note 8 Unused Available Lines of Credit As of December 31, 2012, the Bank had unsecured lines of credit at correspondent banks to purchase federal funds up to a maximum of $108,000,000 at the following banks: Bank of America, $20,000,000; US Bank, $20,000,000; Wells Fargo Bank, $15,000,000; PNC Bank, $12,000,000; Frost National Bank, $10,000,000; JPM Chase Bank, $6,000,000; and UMB Bank $25,000,000. As of December 31, 2012, the Bank had secured lines of credit with the Federal Home Loan Bank of $150,129,000 collateralized by commercial mortgage loans. There were no amounts outstanding under any of the lines of credit discussed above at December 31, 2012 or 2011. In January 2013, the Company obtained a line of credit from UMB Bank of $50,000,000 collateralized by state and political subdivision securities.

- Definition

The entire disclosure for information about short-term and long-term debt arrangements, which includes amounts of borrowings under each line of credit, note payable, commercial paper issue, bonds indenture, debenture issue, own-share lending arrangements and any other contractual agreement to repay funds, and about the underlying arrangements, rationale for a classification as long-term, including repayment terms, interest rates, collateral provided, restrictions on use of assets and activities, whether or not in compliance with debt covenants, and other matters important to users of the financial statements, such as the effects of refinancing and noncompliance with debt covenants.

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