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FHLB Advances (Details Textual) - USD ($)	Apr. 18, 2016	Dec. 31, 2015	Dec. 31, 2014
Compliance with Regulatory Capital Requirements under Banking Regulations [Line Items]
FHLB Advances		$ 190,957,000	$ 106,897,000
Weighted average interest rate (as a percent)		0.81%
Loans pledged		$ 186,363,000	212,559,000
Investment securities pledged		$ 148,692,000	$ 128,185,000
Minimum
Compliance with Regulatory Capital Requirements under Banking Regulations [Line Items]
Interest rate (as a percent)		0.00%
Maximum
Compliance with Regulatory Capital Requirements under Banking Regulations [Line Items]
Interest rate (as a percent)		4.22%
Symmetrical Fixed Rate Bullet Advance
Compliance with Regulatory Capital Requirements under Banking Regulations [Line Items]
Par value		$ 40,000,000.0
Maximum realizable gain, percent of advance principal balance		10.00%
Federal Home Loan Bank, Advances, Putable Option
Compliance with Regulatory Capital Requirements under Banking Regulations [Line Items]
Par value		$ 15,000,000.0
Variable rate advances		$ 50,000,000.0
Scenario, Forecast | Federal Home Loan Bank, Advances, Putable Option
Compliance with Regulatory Capital Requirements under Banking Regulations [Line Items]
Interest rate	1.0525%
LIBOR | Federal Home Loan Bank, Advances, Putable Option
Compliance with Regulatory Capital Requirements under Banking Regulations [Line Items]
Basis spread on variable rate		0.75%

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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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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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Describes the weighted average interest rate applicable to the specific advances from the Federal Home Loan Bank, by branch, as of the Balance Sheet date.

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Amount of Federal Home Loan Bank (FHLB) advances which have fixed interest.

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The fair value, as of the date of each statement of financial position presented, of loans that are restricted as collateral for the payment of the FHLB debt obligations, and that are reclassified and separately reported in the statement of financial position because the transferee has the right by contract or custom to sell or re-pledge them.

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The fair value, as of the date of each statement of financial position presented, of securities which are owned but transferred to serve as collateral for the payment of the FHLB debt obligations, and that are reclassified and separately reported in the statement of financial position because the transferee has the right by contract or custom to sell or re-pledge them.

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