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Cash and Due from Banks
12 Months Ended
Dec. 31, 2011
Restricted Cash and Cash Equivalents Items [Line Items]  
Cash and Cash Equivalents Disclosure [Text Block]
CASH AND DUE FROM BANKS

The Heartland banks are required to maintain certain average cash reserve balances as a non-member bank of the Federal Reserve System. The reserve balance requirements at December 31, 2011 and 2010, were $7.7 million and $7.3 million, respectively.