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Subordinated Convertible Debentures and Unused Available Lines of Credit
 12 Months Ended
Dec. 31, 2011
Debt Disclosure [Abstract]  
Debt Disclosure [Text Block]

Note 8
Subordinated Convertible Debentures and Unused Available Lines of Credit

On August 24, 2004, the Company issued $3,700,000 of 5.33% subordinated convertible debentures in partial consideration for the acquisition of the assets of PROFITLAB, Inc. Interest was payable annually on the anniversary date of the acquisition. Prior to 2010, all debt-holders converted the principal balance into shares of the Company’s common stock in accordance with the conversion provisions. As such, no convertible debentures are outstanding as of December 31, 2010 and 2011.

As of December 31, 2011, the Bank had unsecured lines of credit at correspondent banks to purchase federal funds up to a maximum of $88,000,000 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 $5,000,000. The Company had secured lines of credit with the Federal Home Loan Bank of $132,578,000 collateralized by commercial mortgage loans. There were no amounts outstanding under any of the lines of credit discussed above at December 31, 2011 or 2010.