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Deposits (Details Textual) - USD ($)
Dec. 31, 2016
Dec. 31, 2015
Time Deposits Maturity [Line Items]    
Time deposits of 250,000 or more $ 123,053,000 $ 102,694,000
Fair value adjustments to time deposits 303,981  
Deposit liabilities reclassified as loans receivable 76,380 81,859
Related Party [Member]    
Time Deposits Maturity [Line Items]    
Related party deposit liabilities $ 15,100,000 $ 5,600,000