Loans and Allowance for Loan Losses Schedule of Loans (Details) - USD ($) $ in Thousands	Sep. 30, 2018	Dec. 31, 2017
Loans Receivable [Line Items]
Loans receivable, gross	$ 1,602,974	$ 1,512,265
Net unamortized fees and costs	(2,157)	(1,765)
Loans, net of unamortized fees and costs	1,600,817	1,510,500
Commercial [Member]
Loans Receivable [Line Items]
Loans receivable, gross	316,467	347,482
Construction, land and land development [Member]
Loans Receivable [Line Items]
Loans receivable, gross	204,891	207,451
1-4 family residential first mortgages [Member]
Loans Receivable [Line Items]
Loans receivable, gross	49,411	51,044
Home equity [Member]
Loans Receivable [Line Items]
Loans receivable, gross	14,103	13,811
Commercial real estate [Member]
Loans Receivable [Line Items]
Loans receivable, gross	1,011,809	886,114
Consumer and other [Member]
Loans Receivable [Line Items]
Loans receivable, gross	$ 6,293	$ 6,363

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

No definition available.

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Amount before allowance of loans and leases held in portfolio, including but not limited to, commercial and consumer loans. Includes deferred interest and fees, undisbursed portion of loan balance, unamortized costs and premiums and discounts from face amounts. Excludes loans and leases covered under loss sharing agreements.

+ References

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Amount before allowance and after deduction of deferred interest and fees, unamortized costs and premiums and discounts from face amounts, of loans and leases held in portfolio, including but not limited to, commercial and consumer loans. Excludes 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 310
-SubTopic 10
-Section 45
-Paragraph 2
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Amount of deferred fees paid by borrowers and unamortized costs incurred to originate loans and leases, unamortized loan commitments and loan syndication fees, and premiums over or discounts from face amounts of loans that are being amortized into income as an adjustment to yield. Excludes amounts for loans and leases covered under loss sharing agreements.

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