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Consolidated Statements of Stockholders Equity (Parenthetical) (Unaudited) - $ / shares | 6 Months Ended
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Jun. 30, 2015 | Jun. 30, 2014
Consolidated Statements of Stockholders' Equity |  |
Shares issued in the acquisition of FNBNY Bancorp (in shares) | 5,647,268 | 240,598
Cash dividend declared (in dollars per share) | $ 0.46 | $ 0.46

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