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Restrictions on Cash	12 Months Ended
Restrictions on Cash	Dec. 31, 2011
Restrictions On Cash [Abstract]
Restrictions on Cash	Note 2: Restriction on Cash As members of the Federal Reserve System, the Company’s subsidiary bank is required to maintain certain average reserve balances. For the final weekly reporting period in the years ended December 31, 2011 and 2010, the aggregate amounts of daily average required balances approximated $350 in 2011 and 2010.