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Offsetting Assets and Liabilities (Details) - USD ($) $ in Thousands | Dec. 31, 2016 | Dec. 31, 2015
--- | --- | ---
Gross Amounts Recognized, Total |  | $ 15,131
Gross Amounts Offset in the Statement of Financial Position, Total |  |
Net Amounts of Assets Presented in the Statement of Financial Position, Total |  | 15,131
Financial Instruments Recognized, Total |  |
Cash or Financial Instrument Collateral, Total |  | 15,000
Net Amount, Total |  | 131
Repurchase Agreements [Member] |  |
Gross Amounts Recognized, Liabilities | $ 15,000 | 15,000
Gross Amounts Offset in the Statement of Financial Position, Liabilities |  |
Net Amounts of Assets Presented in the Statement of Financial Position, Liabilities | 15,000 | 15,000
Financial Instruments Recognized, Liabilities |  |
Cash or Financial Instrument Collateral, Liabilities | 15,000 | 15,000
Net Amount, Liabilities |  | 131
Interest Rate Swap [Member] |  |
Gross Amounts Recognized, Assets | 88 |
Gross Amounts Offset in the Statement of Financial Position |  |
Net Amounts of Assets Presented in the Statement of Financial Position, Assets | 88 |
Financial Instruments Recognized, Assets |  |
Cash or Financial Instrument Collateral, Assets |  |
Net Amount, Assets | $ 88 |
Gross Amounts Recognized, Liabilities |  | 131
Gross Amounts Offset in the Statement of Financial Position, Liabilities |  |
Net Amounts of Assets Presented in the Statement of Financial Position, Liabilities |  | 131
Financial Instruments Recognized, Liabilities |  |
Cash or Financial Instrument Collateral, Liabilities |  |
Net Amount, Liabilities |  |

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