Securities Available-For-Sale (Details) - Unrealized gains on investment securities - USD ($) $ in Thousands	Mar. 31, 2017	Dec. 31, 2016
Securities available-for-sale
Securities available-for-sale, Amortized Cost	$ 352,021	$ 351,928
Securities available-for-sale, Gross Unrealized Gains	3,502	4,645
Securities available-for-sale, Gross Unrealized Losses	(3,047)	(3,283)
Securities available-for-sale, Fair Value	352,476	353,290
Federal Agency Obligations [Member]
Securities available-for-sale
Securities available-for-sale, Amortized Cost	56,670	52,826
Securities available-for-sale, Gross Unrealized Gains	257	282
Securities available-for-sale, Gross Unrealized Losses	(277)	(271)
Securities available-for-sale, Fair Value	56,650	52,837
Residential mortgage pass-through securities [Member]
Securities available-for-sale
Securities available-for-sale, Amortized Cost	104,850	72,922
Securities available-for-sale, Gross Unrealized Gains	602	519
Securities available-for-sale, Gross Unrealized Losses	(981)	(944)
Securities available-for-sale, Fair Value	104,471	72,497
Commercial mortgage pass-through securities [Member]
Securities available-for-sale
Securities available-for-sale, Amortized Cost	4,153	4,186
Securities available-for-sale, Gross Unrealized Gains	32	23
Securities available-for-sale, Gross Unrealized Losses
Securities available-for-sale, Fair Value	4,185	4,209
Obligations of U.S. states and political subdivisions [Member]
Securities available-for-sale
Securities available-for-sale, Amortized Cost	123,913	148,747
Securities available-for-sale, Gross Unrealized Gains	2,008	2,789
Securities available-for-sale, Gross Unrealized Losses	(915)	(931)
Securities available-for-sale, Fair Value	125,006	150,605
Trust Preferred Securities [Member]
Securities available-for-sale
Securities available-for-sale, Amortized Cost	4,576	5,575
Securities available-for-sale, Gross Unrealized Gains	97	242
Securities available-for-sale, Gross Unrealized Losses	(131)	(151)
Securities available-for-sale, Fair Value	4,542	5,666
Corporate Bonds And Notes [Member]
Securities available-for-sale
Securities available-for-sale, Amortized Cost	30,602	36,717
Securities available-for-sale, Gross Unrealized Gains	242	586
Securities available-for-sale, Gross Unrealized Losses	(297)	(375)
Securities available-for-sale, Fair Value	30,547	36,928
Asset-backed Securities [Member]
Securities available-for-sale
Securities available-for-sale, Amortized Cost	14,058	14,867
Securities available-for-sale, Gross Unrealized Gains	23	2
Securities available-for-sale, Gross Unrealized Losses	(112)	(286)
Securities available-for-sale, Fair Value	13,969	14,583
Certificates of Deposit [Member]
Securities available-for-sale
Securities available-for-sale, Amortized Cost	972	973
Securities available-for-sale, Gross Unrealized Gains	9	10
Securities available-for-sale, Gross Unrealized Losses
Securities available-for-sale, Fair Value	981	983
Equity Securities [Member]
Securities available-for-sale
Securities available-for-sale, Amortized Cost	376	376
Securities available-for-sale, Gross Unrealized Gains	232	192
Securities available-for-sale, Gross Unrealized Losses
Securities available-for-sale, Fair Value	608	568
Other Securities [Member]
Securities available-for-sale
Securities available-for-sale, Amortized Cost	11,851	14,739
Securities available-for-sale, Gross Unrealized Gains
Securities available-for-sale, Gross Unrealized Losses	(334)	(325)
Securities available-for-sale, Fair Value	$ 11,517	$ 14,414

Available for sale securities gross unrealized gain accumulated in investments.

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Available for sale securities gross unrealized loss accumulated in investments.

+ References

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- Definition

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

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 320
-SubTopic 10
-Section 25
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+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.2)
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