Loans (Details 3) - USD ($) $ in Thousands	3 Months Ended	6 Months Ended
Jun. 30, 2019	Jun. 30, 2018	Jun. 30, 2019	Jun. 30, 2018
Allowance for loan losses
Beginning balance	$ 13,777	$ 12,550	$ 13,592	$ 12,315
Provision for loan losses	750	750	1,300	1,525
Loans charged off	(588)	(777)	(1,154)	(1,559)
Recoveries	283	241	484	483
Ending balance	14,222	12,764	14,222	12,764
Commercial real estate
Allowance for loan losses
Beginning balance	5,195	4,404	5,036	4,260
Provision for loan losses	374	(96)	533	46
Loans charged off	0	0	0	0
Recoveries	2	31	2	33
Ending balance	5,571	4,339	5,571	4,339
Commercial
Allowance for loan losses
Beginning balance	2,157	2,062	2,093	2,011
Provision for loan losses	46	(61)	153	86
Loans charged off	(14)	(65)	(58)	(162)
Recoveries	10	1	11	2
Ending balance	2,199	1,937	2,199	1,937
Residential real estate
Allowance for loan losses
Beginning balance	2,813	2,601	2,837	2,521
Provision for loan losses	211	93	183	168
Loans charged off	(126)	(68)	(147)	(124)
Recoveries	12	25	37	86
Ending balance	2,910	2,651	2,910	2,651
Consumer
Allowance for loan losses
Beginning balance	2,819	2,924	2,963	2,848
Provision for loan losses	125	586	307	1,113
Loans charged off	(448)	(644)	(949)	(1,273)
Recoveries	259	184	434	362
Ending balance	2,755	3,050	2,755	3,050
Unallocated
Allowance for loan losses
Beginning balance	793	559	663	675
Provision for loan losses	(6)	228	124	112
Loans charged off	0	0	0	0
Recoveries	0	0	0	0
Ending balance	$ 787	$ 787	$ 787	$ 787

Provision (reversal) for loan losses expensed.

No definition available.

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- Definition

Amount of recovery of financing receivables doubtful of collection that were previously charged off.

+ References

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 11B
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- Definition

A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

+ References

No definition available.

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- Definition

Amount of direct write-downs of financing receivables charged against the allowance.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 11B
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- Definition

Amount of allowance to cover probable credit losses on loans and leases. Includes carryover of or adjustments to the allowance for loan losses in connection with business combinations. Excludes allowance for loans and leases covered under loss sharing agreements.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 210
-Section S99
-Paragraph 1
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