| **Commitments and Contingent Liabilities (Tables)**                            | 12 Months Ended                                                                                                                                                                                                                                           |
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| **Commitments and Contingencies Disclosure [Abstract]**                        |                                                                                                                                                                                                                                                      |
| Schedule of Financial Instruments which Contract Amount Represents Credit Risk | Financial instruments, whose contract amount represents credit risk as of December 31, were as follows: 20162015Amounts of commitments:  Loan commitments to extend credit$2,057,878$1,547,048Standby letters of credit$46,010$46,734 |

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| - References
No definition available.
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| - Definition
Tabular disclosure of the fair value of financial instruments (as defined), including financial assets and financial liabilities (collectively, as defined) which are not recognized in the financial statements (off-balance sheet) because they fail to meet some other criterion for recognition.
+ References
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