FHLB Advances (Details) - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2017	Dec. 31, 2016
Debt Instrument [Line Items]
Advances from Federal Home Loan Banks	$ 60,038	$ 40,094
Maturities of Long-term Debt [Abstract]
Long-term Debt	10,313	14,063
Junior Subordinated Debenture Owed to Unconsolidated Subsidiary Trust	24,000	$ 23,917
FHLB Advances [Member]
Maturities of Long-term Debt [Abstract]
Long-term Debt, Maturities, Repayments of Principal in Next Twelve Months	25,000
Long-term Debt, Maturities, Repayments of Principal in Year Two	5,000
Long-term Debt, Maturities, Repayments of Principal in Year Three	15,000
Long-term Debt, Maturities, Repayments of Principal in Year Four	10,000
Long-term Debt, Maturities, Repayments of Principal in Year Five	0
Long-term Debt, Maturities, Repayments of Principal after Year Five	5,000
Long-term Debt	60,000
Debt Instrument, Unamortized Discount (Premium), Net	38
Subordinated Debt [Member]
Maturities of Long-term Debt [Abstract]
Long-term Debt, Maturities, Repayments of Principal in Next Twelve Months	0
Long-term Debt, Maturities, Repayments of Principal in Year Two	0
Long-term Debt, Maturities, Repayments of Principal in Year Three	0
Long-term Debt, Maturities, Repayments of Principal in Year Four	0
Long-term Debt, Maturities, Repayments of Principal in Year Five	0
Long-term Debt, Maturities, Repayments of Principal after Year Five	24,620
Long-term Debt	24,620
Debt Instrument, Unamortized Discount (Premium), Net	$ (620)
FHLB advance, 3-Year Maturity [Member]
Debt Instrument [Line Items]
Federal Home Loan Bank Advances, Original Maturity Term	3-year
Federal Home Loan Bank Advances Interest Rate	1.30%
Advances from Federal Home Loan Banks	$ 5,000
FHLB advance, 2-Year Maturity [Member]
Debt Instrument [Line Items]
Federal Home Loan Bank Advances, Original Maturity Term	2-year
Federal Home Loan Bank Advances Interest Rate	0.99%
Advances from Federal Home Loan Banks	$ 5,000
FHLB advance, 3-Year Original Maturity 2 [Member]
Debt Instrument [Line Items]
Federal Home Loan Bank Advances, Original Maturity Term	3-year
Federal Home Loan Bank Advances Interest Rate	1.42%
Advances from Federal Home Loan Banks	$ 10,000
FHLB Advance 3 Year Original Maturity 3 [Member]
Debt Instrument [Line Items]
Federal Home Loan Bank Advances, Original Maturity Term	3-year
Federal Home Loan Bank Advances Interest Rate	1.75%
Advances from Federal Home Loan Banks	$ 5,000
FHLB Advance 2.5 Year Original Maturity [Member]
Debt Instrument [Line Items]
Federal Home Loan Bank Advances, Original Maturity Term	2.5-year
Federal Home Loan Bank Advances Interest Rate	1.67%
Advances from Federal Home Loan Banks	$ 5,000
FHLB Advance, 2-Year Original Maturity 2 [Member]
Debt Instrument [Line Items]
Federal Home Loan Bank Advances, Original Maturity Term	2-year
Federal Home Loan Bank Advances Interest Rate	1.56%
Advances from Federal Home Loan Banks	$ 5,000
FHLB Advance, 1.5-Year Original Maturity [Member]
Debt Instrument [Line Items]
Federal Home Loan Bank Advances, Original Maturity Term	1.5-year
Federal Home Loan Bank Advances Interest Rate	1.49%
Advances from Federal Home Loan Banks	$ 5,000
FHLB advance, 6-Year Maturity [Member]
Debt Instrument [Line Items]
Federal Home Loan Bank Advances, Original Maturity Term	6-year
Federal Home Loan Bank Advances Interest Rate	2.30%
Advances from Federal Home Loan Banks	$ 5,000
FHLB Advance 3.5 Year Original Maturity [Member]
Debt Instrument [Line Items]
Federal Home Loan Bank Advances, Original Maturity Term	3.5-year
Federal Home Loan Bank Advances Interest Rate	1.83%
Advances from Federal Home Loan Banks	$ 5,000
FHLB Advance, 7 Year Maturity [Member]
Debt Instrument [Line Items]
Federal Home Loan Bank Advances, Original Maturity Term	7-year
Federal Home Loan Bank Advances Interest Rate	2.55%
Advances from Federal Home Loan Banks	$ 5,000
FHLB advance, 8-Year Maturity [Member]
Debt Instrument [Line Items]
Federal Home Loan Bank Advances, Original Maturity Term	8-year
Federal Home Loan Bank Advances Interest Rate	2.40%
Advances from Federal Home Loan Banks	$ 5,000

Federal Home Loan Bank Advances, Original Term

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Amount of borrowings as of the balance sheet date from the Federal Home Loan Bank, which are primarily used to cover shortages in the required reserve balance and liquidity shortages.

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Amount, after accumulated amortization, of debt discount (premium).

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Discloses the single interest rate [if] applicable to the advances from the Federal Home Loan Bank, by branch, as of the Balance Sheet date.

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Including the current and noncurrent portions, the carrying value of junior subordinated long-term debt owed to unconsolidated subsidiary trusts as of the balance sheet date. Such debt places a lender in a lien position behind debt having a higher priority of repayment in liquidation of the entity's assets and was initially scheduled to be repaid after one year or beyond the normal operating cycle if longer.

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Amount, after unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

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Amount of long-term debt payable, sinking fund requirements, and other securities issued that are redeemable by holder at fixed or determinable prices and dates maturing in the fourth fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

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