Fair Value of Financial Instruments (Details) - USD ($) $ in Thousands	Mar. 31, 2017	Dec. 31, 2016
Investment securities:
Available for sale	$ 136,910	$ 133,492
Investment securities, trading	0	58
Bank-owned life insurance	27,521	27,332
Accrued interest receivable	3,945	3,672
Financial liabilities:
Interest-bearing deposits	848,272	791,937
Noninterest-bearing deposits	312,392	303,277
Level I
Financial assets:
Cash and cash equivalents	75,660	43,671
Investment securities:
Available for sale	11,149	12,018
Investment securities, trading	0	58
Loans held for sale	1,221	1,953
Loans, net	0	0
Bank-owned life insurance	27,521	27,332
Accrued interest receivable	3,945	3,672
Financial liabilities:
Interest-bearing deposits	641,024	571,768
Noninterest-bearing deposits	312,392	303,277
Short-term borrowings	8,589	13,241
Long-term borrowings	0	0
Accrued interest payable	387	455
Level II
Financial assets:
Cash and cash equivalents	0	0
Investment securities:
Available for sale	125,761	121,474
Investment securities, trading	0	0
Loans held for sale	0	0
Loans, net	0	0
Bank-owned life insurance	0	0
Accrued interest receivable	0	0
Financial liabilities:
Interest-bearing deposits	0	0
Noninterest-bearing deposits	0	0
Short-term borrowings	0	0
Long-term borrowings	0	0
Accrued interest payable	0	0
Level III
Financial assets:
Cash and cash equivalents	0	0
Investment securities:
Available for sale	0	0
Investment securities, trading	0	0
Loans held for sale	0	0
Loans, net	1,119,546	1,088,122
Bank-owned life insurance	0	0
Accrued interest receivable	0	0
Financial liabilities:
Interest-bearing deposits	204,149	217,633
Noninterest-bearing deposits	0	0
Short-term borrowings	0	0
Long-term borrowings	76,172	86,353
Accrued interest payable	0	0
Carrying Value
Financial assets:
Cash and cash equivalents	75,660	43,671
Investment securities:
Available for sale	136,910	133,492
Investment securities, trading	0	58
Loans held for sale	1,221	1,953
Loans, net	1,098,195	1,080,785
Bank-owned life insurance	27,521	27,332
Accrued interest receivable	3,945	3,672
Financial liabilities:
Interest-bearing deposits	848,272	791,937
Noninterest-bearing deposits	312,392	303,277
Short-term borrowings	8,589	13,241
Long-term borrowings	75,998	85,998
Accrued interest payable	387	455
Fair Value
Financial assets:
Cash and cash equivalents	75,660	43,671
Investment securities:
Available for sale	136,910	133,492
Investment securities, trading	0	58
Loans held for sale	1,221	1,953
Loans, net	1,119,546	1,088,122
Bank-owned life insurance	27,521	27,332
Accrued interest receivable	3,945	3,672
Financial liabilities:
Interest-bearing deposits	845,173	789,401
Noninterest-bearing deposits	312,392	303,277
Short-term borrowings	8,589	13,241
Long-term borrowings	76,172	86,353
Accrued interest payable	$ 387	$ 455