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Acquisition of Delaware Bancshares, Inc. (Future Amortization Expense) (Details) $ in Thousands | Dec. 31, 2016 USD ($)
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Business Acquisition [Line Items] |
Finite-Lived Intangible Assets, Amortization Expense, Next Twelve Months | $ 150
Finite-Lived Intangible Assets, Amortization Expense, Year Two | 126
Finite-Lived Intangible Assets, Amortization Expense, Year Three | 101
Finite-Lived Intangible Assets, Amortization Expense, Year Four | 77
Finite-Lived Intangible Assets, Amortization Expense, Year Five | 52
Finite-Lived Intangible Assets, Amortization Expense, after Year Five | 106
Amortization Expense for the Core Deposit Intangible, Total | 612
Delaware Bancshares, Inc. Acquisition [Member] |
Business Acquisition [Line Items] |
Finite-Lived Intangible Assets, Amortization Expense, Next Twelve Months | 30
Finite-Lived Intangible Assets, Amortization Expense, Year Two | 30
Finite-Lived Intangible Assets, Amortization Expense, Year Three | 30
Finite-Lived Intangible Assets, Amortization Expense, Year Four | 30
Finite-Lived Intangible Assets, Amortization Expense, Year Five | 30
Finite-Lived Intangible Assets, Amortization Expense, after Year Five | 299
Amortization Expense for the Core Deposit Intangible, Total | $ 449

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