Allowance for Loan Losses (Details 2) - USD ($) $ in Thousands	3 Months Ended	6 Months Ended	12 Months Ended
Jun. 30, 2017	Jun. 30, 2018	Dec. 31, 2017
Unpaid Principal Balance
TOTAL		$ 12,177	$ 10,283
Recorded Investment
Impaired Financing Receivable, with Related Allowance, Recorded Investment		2,563	3,882
Fair value		11,976	10,082
Allowance For Loan Losses Allocated
TOTAL		231	625
Average Recorded Investment
TOTAL	$ 7,118	11,877	8,663
Interest Income Recognized
TOTAL	0	0	0
Cash Basis Interest Income Recognized
TOTAL	0	0	0
Commercial & Industrial
Unpaid Principal Balance
With no related allowance recorded:		671	802
With an allowance recorded:		472	493
Recorded Investment
With no related allowance recorded:		671	802
Impaired Financing Receivable, with Related Allowance, Recorded Investment		472	493
Fair value		333	347
Allowance For Loan Losses Allocated
With no related allowance recorded:		0	0
With an allowance recorded:		139	146
Average Recorded Investment
With no related allowance recorded:	1,029	749	971
With an allowance recorded:	519	482	514
Interest Income Recognized
With no related allowance recorded:	0	0	0
With an allowance recorded:	0	0	0
Cash Basis Interest Income Recognized
With no related allowance recorded:	0	0	0
With an allowance recorded:	0	0	0
Farmland
Unpaid Principal Balance
With no related allowance recorded:		930	930
With an allowance recorded:		2,162	3,035
Recorded Investment
With no related allowance recorded:		930	930
Impaired Financing Receivable, with Related Allowance, Recorded Investment		2,162	3,035
Fair value		2,119	2,767
Allowance For Loan Losses Allocated
With no related allowance recorded:		0	0
With an allowance recorded:		43	268
Average Recorded Investment
With no related allowance recorded:	465	930	1,265
With an allowance recorded:	0	2,748	669
Interest Income Recognized
With no related allowance recorded:	0	0	0
With an allowance recorded:	0	0	0
Cash Basis Interest Income Recognized
With no related allowance recorded:	0	0	0
With an allowance recorded:	0	0	0
Non Farm, Non Residential
Unpaid Principal Balance
With no related allowance recorded:		2,329	2,461
With an allowance recorded:		0	0
Recorded Investment
With no related allowance recorded:		2,329	2,461
Impaired Financing Receivable, with Related Allowance, Recorded Investment		0	0
Fair value		0	0
Allowance For Loan Losses Allocated
With no related allowance recorded:		0	0
With an allowance recorded:		0	0
Average Recorded Investment
With no related allowance recorded:	2,893	2,404	2,781
With an allowance recorded:	0	0	131
Interest Income Recognized
With no related allowance recorded:	0	0	0
With an allowance recorded:	0	0
Cash Basis Interest Income Recognized
With no related allowance recorded:	0	0	0
With an allowance recorded:	0	0	0
Agriculture
Unpaid Principal Balance
With no related allowance recorded:		0	123
With an allowance recorded:		361	738
Recorded Investment
With no related allowance recorded:		0	123
Impaired Financing Receivable, with Related Allowance, Recorded Investment		160	537
Fair value		111	0
Allowance For Loan Losses Allocated
With no related allowance recorded:		0	0
With an allowance recorded:		49	205
Average Recorded Investment
With no related allowance recorded:	185	77	239
With an allowance recorded:	185	411	279
Interest Income Recognized
With no related allowance recorded:	0	0	0
With an allowance recorded:	0	0	0
Cash Basis Interest Income Recognized
With no related allowance recorded:	0	0	0
With an allowance recorded:	0	0	0
All Other Commercial
Unpaid Principal Balance
With no related allowance recorded:		1,170	1,238
With an allowance recorded:		0	0
Recorded Investment
With no related allowance recorded:		1,170	1,238
Impaired Financing Receivable, with Related Allowance, Recorded Investment		0	0
Fair value		0	0
Allowance For Loan Losses Allocated
With no related allowance recorded:		0	0
With an allowance recorded:		0	0
Average Recorded Investment
With no related allowance recorded:	1,325	1,202	1,308
With an allowance recorded:	0	0	0
Interest Income Recognized
With no related allowance recorded:	0	0	0
With an allowance recorded:	0	0	0
Cash Basis Interest Income Recognized
With no related allowance recorded:	0	0	0
With an allowance recorded:	0	0	0
First Liens
Unpaid Principal Balance
With no related allowance recorded:		4,004	21
With an allowance recorded:		0	442
Recorded Investment
With no related allowance recorded:		4,004	21
Impaired Financing Receivable, with Related Allowance, Recorded Investment		0	442
Fair value		0	436
Allowance For Loan Losses Allocated
With no related allowance recorded:		0	0
With an allowance recorded:		0	6
Average Recorded Investment
With no related allowance recorded:	24	2,689	23
With an allowance recorded:	493	147	483
Interest Income Recognized
With no related allowance recorded:	0	0	0
With an allowance recorded:	0	0	0
Cash Basis Interest Income Recognized
With no related allowance recorded:	0	0	0
With an allowance recorded:	0	0	0
Home Equity
Unpaid Principal Balance
With no related allowance recorded:		0	0
With an allowance recorded:		0	0
Recorded Investment
With no related allowance recorded:		0	0
Impaired Financing Receivable, with Related Allowance, Recorded Investment		0	0
Fair value		0	0
Allowance For Loan Losses Allocated
With no related allowance recorded:		0	0
With an allowance recorded:		0	0
Average Recorded Investment
With no related allowance recorded:	0	0	0
With an allowance recorded:	0	0	0
Interest Income Recognized
With no related allowance recorded:	0	0	0
With an allowance recorded:	0	0	0
Cash Basis Interest Income Recognized
With no related allowance recorded:	0	0	0
With an allowance recorded:	0	0	0
Junior Liens
Unpaid Principal Balance
With no related allowance recorded:		78	0
With an allowance recorded:		0	0
Recorded Investment
With no related allowance recorded:		78	0
Impaired Financing Receivable, with Related Allowance, Recorded Investment		0	0
Fair value		0	0
Allowance For Loan Losses Allocated
With no related allowance recorded:		0	0
With an allowance recorded:		0	0
Average Recorded Investment
With no related allowance recorded:	0	38	0
With an allowance recorded:	0	0	0
Interest Income Recognized
With no related allowance recorded:	0	0	0
With an allowance recorded:	0	0	0
Cash Basis Interest Income Recognized
With no related allowance recorded:	0	0	0
With an allowance recorded:	0	0	0
Multifamily
Unpaid Principal Balance
With no related allowance recorded:		0	0
With an allowance recorded:		0	0
Recorded Investment
With no related allowance recorded:		0	0
Impaired Financing Receivable, with Related Allowance, Recorded Investment		0	0
Fair value		0	0
Allowance For Loan Losses Allocated
With no related allowance recorded:		0	0
With an allowance recorded:		0	0
Average Recorded Investment
With no related allowance recorded:	0	0	0
With an allowance recorded:	0	0	0
Interest Income Recognized
With no related allowance recorded:	0	0	0
With an allowance recorded:	0	0	0
Cash Basis Interest Income Recognized
With no related allowance recorded:	0	0	0
With an allowance recorded:	0	0	0
All Other Residential
Unpaid Principal Balance
With no related allowance recorded:		0	0
With an allowance recorded:		0	0
Recorded Investment
With no related allowance recorded:		0	0
Impaired Financing Receivable, with Related Allowance, Recorded Investment		0	0
Fair value		0	0
Allowance For Loan Losses Allocated
With no related allowance recorded:		0	0
With an allowance recorded:		0	0
Average Recorded Investment
With no related allowance recorded:	0	0	0
With an allowance recorded:	0	0	0
Interest Income Recognized
With no related allowance recorded:	0	0	0
With an allowance recorded:	0	0	0
Cash Basis Interest Income Recognized
With no related allowance recorded:	0	0	0
With an allowance recorded:	0	0	0
Motor Vehicle
Unpaid Principal Balance
With no related allowance recorded:		0	0
With an allowance recorded:		0	0
Recorded Investment
With no related allowance recorded:		0	0
Impaired Financing Receivable, with Related Allowance, Recorded Investment		0	0
Fair value		0	0
Allowance For Loan Losses Allocated
With no related allowance recorded:		0	0
With an allowance recorded:		0	0
Average Recorded Investment
With no related allowance recorded:	0	0	0
With an allowance recorded:	0	0	0
Interest Income Recognized
With no related allowance recorded:	0	0	0
With an allowance recorded:	0	0	0
Cash Basis Interest Income Recognized
With no related allowance recorded:	0	0	0
With an allowance recorded:	0	0	0
All Other Consumer
Unpaid Principal Balance
With no related allowance recorded:		0	0
With an allowance recorded:		0	0
Recorded Investment
With no related allowance recorded:		0	0
Impaired Financing Receivable, with Related Allowance, Recorded Investment		0	0
Fair value		0	0
Allowance For Loan Losses Allocated
With no related allowance recorded:		0	0
With an allowance recorded:		0	0
Average Recorded Investment
With no related allowance recorded:	0	0	0
With an allowance recorded:	0	0	0
Interest Income Recognized
With no related allowance recorded:	0	0	0
With an allowance recorded:	0	0	0
Cash Basis Interest Income Recognized
With no related allowance recorded:	0	0	0
With an allowance recorded:	$ 0	$ 0	$ 0

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