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Consolidated Balance Sheets (Parenthetical) - USD ($) $ in Thousands | Dec. 31, 2018 | Dec. 31, 2017
--- | --- | ---
Assets |  |
Securities to be held to maturity, fair value | $ 250,900 | $ 259,655
Common stock, par value (usd per share) | $ 0.01 | $ 0.01

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