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Federal Home Loan Bank Advances (Tables) | 12 Months Ended
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Dec. 31, 2017
Federal Home Loan Banks [Abstract] |
Summary of FHLB Advances Including Acquisition Accounting Adjustments Along with Weighted Average Costs and Scheduled Maturities | The following table summarizes the FHLB advances as of December 31, 2017 and 2016, which include acquisition accounting adjustments of $19,000 and $228,000, respectively, along with weighted average costs and scheduled maturities:
|  | 2017 |  |  | 2016 |
Federal Home Loan Bank advances |  | $ | 361,506 |  |  | $ | 313,715 |
Weighted average cost |  |  | 1.49 | % |  |  | 0.73 | %
|  | Scheduled Maturities |
2018 |  | $ | 361,506 |
Total |  | $ | 361,506 |

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