Loans and Allowance for Loan and Lease Losses - Schedule of Aging of Recorded Investment in Past-due Loans, by Class of Loans (Details) - USD ($) $ in Thousands	Mar. 31, 2017	Dec. 31, 2016
Financing Receivable Recorded Investment Past Due [Line Items]
Total Past Due	$ 9,181	$ 363
Loans Not Past Due	995,037	935,855
Total	1,004,218	936,218
Commercial real estate
Financing Receivable Recorded Investment Past Due [Line Items]
Loans Not Past Due	360,955	302,322
Total	360,955	302,322
Consumer real estate
Financing Receivable Recorded Investment Past Due [Line Items]
Total Past Due	143	363
Loans Not Past Due	99,809	96,652
Total	99,952	97,015
Construction and land development
Financing Receivable Recorded Investment Past Due [Line Items]
Loans Not Past Due	74,007	94,491
Total	74,007	94,491
Commercial and industrial
Financing Receivable Recorded Investment Past Due [Line Items]
Total Past Due	8,948
Loans Not Past Due	411,877	379,620
Total	420,825	379,620
Consumer
Financing Receivable Recorded Investment Past Due [Line Items]
Loans Not Past Due	4,495	5,974
Total	4,495	5,974
Other
Financing Receivable Recorded Investment Past Due [Line Items]
Total Past Due	90
Loans Not Past Due	43,894	56,796
Total	43,984	56,796
30 - 59 Days Past Due [Member]
Financing Receivable Recorded Investment Past Due [Line Items]
Total Past Due	9,181	81
30 - 59 Days Past Due [Member] | Consumer real estate
Financing Receivable Recorded Investment Past Due [Line Items]
Total Past Due	143	81
30 - 59 Days Past Due [Member] | Commercial and industrial
Financing Receivable Recorded Investment Past Due [Line Items]
Total Past Due	8,948
30 - 59 Days Past Due [Member] | Other
Financing Receivable Recorded Investment Past Due [Line Items]
Total Past Due	$ 90
60 - 89 Days Past Due [Member]
Financing Receivable Recorded Investment Past Due [Line Items]
Total Past Due		282
60 - 89 Days Past Due [Member] | Consumer real estate
Financing Receivable Recorded Investment Past Due [Line Items]
Total Past Due		$ 282