Loans, Net - Recorded investment in past due loans by class of loans (Details) - USD ($) $ in Thousands	Jun. 30, 2016	Dec. 31, 2015	Jun. 30, 2015
Past due loans by class of loans [Abstract]
Total Past Due	$ 5,953	$ 3,327
Current	848,694	802,354
Total Loans	854,647	805,681	$ 773,090
Construction [Member]
Past due loans by class of loans [Abstract]
Total Past Due	167	69
Current	42,780	39,604
Total Loans	42,947	39,673
Secured by farmland [Member]
Past due loans by class of loans [Abstract]
Total Past Due	0	0
Current	18,875	19,062
Total Loans	18,875	19,062
Secured by 1-4 family residential [Member]
Past due loans by class of loans [Abstract]
Total Past Due	3,671	1,376
Current	299,529	278,720
Total Loans	303,200	280,096	272,198
Other real estate loans [Member]
Past due loans by class of loans [Abstract]
Total Past Due	1,338	573
Current	274,459	257,462
Total Loans	275,797	258,035	265,892
Commercial loans [Member]
Past due loans by class of loans [Abstract]
Total Past Due	768	1,288
Current	193,944	189,194
Total Loans	194,712	190,482	167,542
Consumer loans [Member]
Past due loans by class of loans [Abstract]
Total Past Due	9	21
Current	19,107	18,312
Total Loans	19,116	18,333	$ 17,172
Financing Receivables, 30 to 59 Days Past Due [Member]
Past due loans by class of loans [Abstract]
Total Past Due	533	1,899
Financing Receivables, 30 to 59 Days Past Due [Member] | Construction [Member]
Past due loans by class of loans [Abstract]
Total Past Due	0	69
Financing Receivables, 30 to 59 Days Past Due [Member] | Secured by farmland [Member]
Past due loans by class of loans [Abstract]
Total Past Due	0	0
Financing Receivables, 30 to 59 Days Past Due [Member] | Secured by 1-4 family residential [Member]
Past due loans by class of loans [Abstract]
Total Past Due	221	259
Financing Receivables, 30 to 59 Days Past Due [Member] | Other real estate loans [Member]
Past due loans by class of loans [Abstract]
Total Past Due	58	325
Financing Receivables, 30 to 59 Days Past Due [Member] | Commercial loans [Member]
Past due loans by class of loans [Abstract]
Total Past Due	246	1,242
Financing Receivables, 30 to 59 Days Past Due [Member] | Consumer loans [Member]
Past due loans by class of loans [Abstract]
Total Past Due	8	4
Financing Receivables, 60 to 89 Days Past Due [Member]
Past due loans by class of loans [Abstract]
Total Past Due	734	32
Financing Receivables, 60 to 89 Days Past Due [Member] | Construction [Member]
Past due loans by class of loans [Abstract]
Total Past Due	167	0
Financing Receivables, 60 to 89 Days Past Due [Member] | Secured by farmland [Member]
Past due loans by class of loans [Abstract]
Total Past Due	0	0
Financing Receivables, 60 to 89 Days Past Due [Member] | Secured by 1-4 family residential [Member]
Past due loans by class of loans [Abstract]
Total Past Due	12	0
Financing Receivables, 60 to 89 Days Past Due [Member] | Other real estate loans [Member]
Past due loans by class of loans [Abstract]
Total Past Due	555	0
Financing Receivables, 60 to 89 Days Past Due [Member] | Commercial loans [Member]
Past due loans by class of loans [Abstract]
Total Past Due	0	15
Financing Receivables, 60 to 89 Days Past Due [Member] | Consumer loans [Member]
Past due loans by class of loans [Abstract]
Total Past Due	0	17
Financing Receivables, Equal to Greater than 90 Days Past Due [Member]
Past due loans by class of loans [Abstract]
Total Past Due	4,686	1,396
Financing Receivables, Equal to Greater than 90 Days Past Due [Member] | Construction [Member]
Past due loans by class of loans [Abstract]
Total Past Due	0	0
Financing Receivables, Equal to Greater than 90 Days Past Due [Member] | Secured by farmland [Member]
Past due loans by class of loans [Abstract]
Total Past Due	0	0
Financing Receivables, Equal to Greater than 90 Days Past Due [Member] | Secured by 1-4 family residential [Member]
Past due loans by class of loans [Abstract]
Total Past Due	3,438	1,117
Financing Receivables, Equal to Greater than 90 Days Past Due [Member] | Other real estate loans [Member]
Past due loans by class of loans [Abstract]
Total Past Due	725	248
Financing Receivables, Equal to Greater than 90 Days Past Due [Member] | Commercial loans [Member]
Past due loans by class of loans [Abstract]
Total Past Due	522	31
Financing Receivables, Equal to Greater than 90 Days Past Due [Member] | Consumer loans [Member]
Past due loans by class of loans [Abstract]
Total Past Due	$ 1	$ 0