Fair Value of Financial Instruments (Details) - USD ($) $ in Thousands	Sep. 30, 2017	Dec. 31, 2016
Investment securities
Available for sale	$ 132,313	$ 133,492
Investment securities, trading	210	58
Bank-owned life insurance	27,827	27,332
Accrued interest receivable	4,289	3,672
Financial liabilities
Interest-bearing deposits	843,166	791,937
Noninterest-bearing deposits	310,830	303,277
Level I
Financial assets
Cash and cash equivalents	27,747	43,671
Investment securities
Available for sale	13,483	12,018
Investment securities, trading	210	58
Loans held for sale	1,734	1,953
Loans, net	0	0
Bank-owned life insurance	27,827	27,332
Accrued interest receivable	4,289	3,672
Financial liabilities
Interest-bearing deposits	637,841	571,768
Noninterest-bearing deposits	310,830	303,277
Short-term borrowings	41,596	13,241
Long-term borrowings	0	0
Accrued interest payable	483	455
Level II
Financial assets
Cash and cash equivalents	0	0
Investment securities
Available for sale	118,830	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	1,210,822	1,088,122
Bank-owned life insurance	0	0
Accrued interest receivable	0	0
Financial liabilities
Interest-bearing deposits	207,262	217,633
Noninterest-bearing deposits	0	0
Short-term borrowings	0	0
Long-term borrowings	80,787	86,353
Accrued interest payable	0	0
Carrying Value
Financial assets
Cash and cash equivalents	27,747	43,671
Investment securities
Available for sale	132,313	133,492
Investment securities, trading	210	58
Loans held for sale	1,734	1,953
Loans, net	1,176,781	1,080,785
Bank-owned life insurance	27,827	27,332
Accrued interest receivable	4,289	3,672
Financial liabilities
Interest-bearing deposits	843,166	791,937
Noninterest-bearing deposits	310,830	303,277
Short-term borrowings	41,596	13,241
Long-term borrowings	80,998	85,998
Accrued interest payable	483	455
Fair Value
Financial assets
Cash and cash equivalents	27,747	43,671
Investment securities
Available for sale	132,313	133,492
Investment securities, trading	210	58
Loans held for sale	1,734	1,953
Loans, net	1,210,822	1,088,122
Bank-owned life insurance	27,827	27,332
Accrued interest receivable	4,289	3,672
Financial liabilities
Interest-bearing deposits	845,103	789,401
Noninterest-bearing deposits	310,830	303,277
Short-term borrowings	41,596	13,241
Long-term borrowings	80,787	86,353
Accrued interest payable	$ 483	$ 455