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Stockholders Equity Parenthetical information (Parentheticals) (USD $) In Thousands, except Share data, unless otherwise specified | 3 Months Ended
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Mar. 31, 2013 | Mar. 31, 2012
Conversion of subordinated debentures | $ 0 | $ 60
Shares of common stock by ESOP allocated, including excess income tax benefits | 29,430 | 30,903
Shares of common stock under compensation plans issued, including excess income tax benefits | 1,033,370 | 777,690

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