Securities (Details) - USD ($) $ in Thousands	Jun. 30, 2018	Dec. 31, 2017
Schedule Of Available For Sale Securities [Line Items]
Amortized Cost	$ 397,481	$ 392,397
Gross Unrealized Gains	1,859	4,037
Gross Unrealized Losses	(10,450)	(3,497)
Fair Value	388,890	392,937
Corporate bonds
Schedule Of Available For Sale Securities [Line Items]
Amortized Cost	1,207	1,238
Gross Unrealized Gains	0	4
Gross Unrealized Losses	(26)	(8)
Fair Value	1,181	1,234
Small Business Administration
Schedule Of Available For Sale Securities [Line Items]
Amortized Cost	13,466	14,608
Gross Unrealized Gains	0	0
Gross Unrealized Losses	(499)	(396)
Fair Value	12,967	14,212
U.S. Treasury and U.S. government sponsored entities
Schedule Of Available For Sale Securities [Line Items]
Amortized Cost	6,810	8,986
Gross Unrealized Gains	0	0
Gross Unrealized Losses	(153)	(69)
Fair Value	6,657	8,917
State and political subdivisions
Schedule Of Available For Sale Securities [Line Items]
Amortized Cost	201,170	188,032
Gross Unrealized Gains	1,824	3,614
Gross Unrealized Losses	(2,860)	(643)
Fair Value	200,134	191,003
Mortgage-backed securities - residential
Schedule Of Available For Sale Securities [Line Items]
Amortized Cost	158,515	161,635
Gross Unrealized Gains	35	419
Gross Unrealized Losses	(5,980)	(1,604)
Fair Value	152,570	160,450
Collateralized mortgage obligations - residential
Schedule Of Available For Sale Securities [Line Items]
Amortized Cost	16,313	17,898
Gross Unrealized Gains	0	0
Gross Unrealized Losses	(932)	(777)
Fair Value	$ 15,381	$ 17,121

Amount of investment in debt and equity securities categorized neither as held-to-maturity nor trading.

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- Definition

Amount before tax of unrealized gain in accumulated other comprehensive income (AOCI) on investments in debt and equity securities classified as available-for-sale.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 320
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=82897076&loc=d3e27161-111563

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Amount before tax of unrealized loss in accumulated other comprehensive income (AOCI) on investments in debt and equity securities classified as available-for-sale.

+ References

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+ References

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