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Federal Home Loan Bank Advances - Summary of Contractual Maturities and Average Effective Rates of Outstanding Advances (Details) - USD ($)
$ in Thousands
Mar. 31, 2017
Dec. 31, 2016
Federal Home Loan Bank Advances Maturities Summary [Abstract]    
2017 $ 75,000 $ 55,000
Total amount $ 75,000 $ 55,000
2017 0.96% 0.80%
Total interest rates 0.96% 0.80%