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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- 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://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 11B
-Subparagraph (g)
-URI http://asc.fasb.org/extlink&oid=84173941&loc=SL6953423-111524

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 11B
-Subparagraph (c)(1)
-URI http://asc.fasb.org/extlink&oid=84173941&loc=SL6953423-111524

Reference 3: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-03.7(d))
-URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878

Reference 4: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section S99
-Paragraph 4
-Subparagraph (SAB Topic 6.L.1)
-URI http://asc.fasb.org/extlink&oid=27010918&loc=d3e74567-122707

Reference 5: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 30
-Section 50
-Paragraph 2
-Subparagraph (b)(1)(ii)
-URI http://asc.fasb.org/extlink&oid=82894903&loc=d3e15032-111544

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- Definition

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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- Definition

Amount after allowance and 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 and loans held for sale.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 45
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=82891408&loc=d3e4428-111522

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-03.7)
-URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878

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Loans and Allowance for Loan Losses - Loans Outstanding by Major Lending Classification (Details) - USD ($) $ in Thousands	Jun. 30, 2018	Mar. 31, 2018	Dec. 31, 2017	Jun. 30, 2017	Mar. 31, 2017	Dec. 31, 2016
Financing Receivable Recorded Investment Past Due [Line Items]
Gross loans	$ 3,415,575		$ 3,166,911
Less: Allowance for loan losses	(26,347)	$ (24,406)	(24,041)	$ (23,247)	$ (22,898)	$ (21,747)
Net loans	3,389,228		3,142,870
Commercial and Industrial
Financing Receivable Recorded Investment Past Due [Line Items]
Gross loans	813,054		715,075
Less: Allowance for loan losses	(4,747)	(4,578)	(4,461)	(5,440)	(5,402)	(5,309)
Construction
Financing Receivable Recorded Investment Past Due [Line Items]
Gross loans	522,471		448,326
Less: Allowance for loan losses	(9,023)	(7,866)	(7,135)	(5,579)	(5,598)	(4,940)
Residential Real Estate \| 1-to-4 Family Mortgage
Financing Receivable Recorded Investment Past Due [Line Items]
Gross loans	528,158		480,989
Less: Allowance for loan losses	(3,378)	(3,122)	(3,197)	(2,974)	(2,896)	(3,197)
Residential Real Estate \| Residential Line of Credit
Financing Receivable Recorded Investment Past Due [Line Items]
Gross loans	208,668		194,986
Less: Allowance for loan losses	(795)	(1,165)	(944)	(1,445)	(1,514)	(1,613)
Residential Real Estate \| Multi-Family Mortgage
Financing Receivable Recorded Investment Past Due [Line Items]
Gross loans	57,344		62,374
Less: Allowance for loan losses	(391)	(449)	(434)	(513)	(508)	(504)
Commercial Real Estate \| Owner Occupied
Financing Receivable Recorded Investment Past Due [Line Items]
Gross loans	470,872		495,872
Less: Allowance for loan losses	(3,290)	(3,014)	(3,558)	(3,983)	(3,387)	(3,302)
Commercial Real Estate \| Non-Owner Occupied
Financing Receivable Recorded Investment Past Due [Line Items]
Gross loans	600,629		551,588
Less: Allowance for loan losses	(3,272)	(2,753)	(2,817)	(2,452)	(2,660)	(2,019)
Consumer and Other
Financing Receivable Recorded Investment Past Due [Line Items]
Gross loans	214,379		217,701
Less: Allowance for loan losses	$ (1,451)	$ (1,459)	$ (1,495)	$ (861)	$ (933)	$ (863)