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Subsequent Events
12 Months Ended
Dec. 31, 2011
Subsequent Events [Abstract]  
Subsequent Events
20. Subsequent Events

On March 1, 2012, the Company's Board of Directors authorized the redemption of $12,890,000 of the $25,780,000 aggregate principal amount of subordinated debt securities. The redemption is expected to occur in the second quarter of 2012.