Investment Securities (Amortized Cost and Fair Values of Securities ) (Details) - USD ($) $ in Thousands	Mar. 31, 2019	Dec. 31, 2018
Schedule of Available-for-sale Securities [Line Items]
Fair Value, available for sale	$ 373,937
Amortized Cost	370,609	$ 374,062
Gross Unrealized Gains	6,184	2,461
Gross Unrealized Losses	(2,856)	(5,648)
Fair Value, available for sale	373,937	370,875
Mortgage-backed securities, Government sponsored agencies
Schedule of Available-for-sale Securities [Line Items]
Amortized Cost	109,857	106,094
Gross Unrealized Gains	892	296
Gross Unrealized Losses	(999)	(2,047)
Fair Value, available for sale	109,750	104,343
Collateralized mortgage obligations, Government sponsored agencies
Schedule of Available-for-sale Securities [Line Items]
Amortized Cost	109,149	110,994
Gross Unrealized Gains	339	157
Gross Unrealized Losses	(1,058)	(1,870)
Fair Value, available for sale	108,430	109,281
Municipals
Schedule of Available-for-sale Securities [Line Items]
Amortized Cost	148,607	153,976
Gross Unrealized Gains	4,953	2,008
Gross Unrealized Losses	(156)	(1,088)
Fair Value, available for sale	153,404	154,896
Corporate obligations
Schedule of Available-for-sale Securities [Line Items]
Amortized Cost	2,996	2,998
Gross Unrealized Losses	(643)	(643)
Fair Value, available for sale	$ 2,353	$ 2,355

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

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
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