Investment Securities (Details) (USD $) In Thousands, unless otherwise specified	Mar. 31, 2015	Dec. 31, 2014
Available for sale (AFS)
Amortized Cost	$ 220,315	$ 227,773
Gross Unrealized Gains	6,554	6,617
Gross Unrealized Losses	(1,567)	(2,177)
Available for sale	225,302us-gaap_AvailableForSaleSecurities	232,213us-gaap_AvailableForSaleSecurities
Gross unrealized losses and fair value
Fair Value, Less than Twelve Months	24,719	40,402
Gross Unrealized Losses, Less than Twelve Months	(521)	(878)
Fair value, Twelve Months or Greater	24,815	40,781
Gross Unrealized Losses, Twelve Months or Greater	(1,046)	(1,299)
Fair Value, Total	49,534	81,183
Gross Unrealized Losses, Total	(1,567)	(2,177)
Debt securities
Available for sale (AFS)
Amortized Cost	207,110	213,392
Gross Unrealized Gains	5,616	5,428
Gross Unrealized Losses	(1,375)	(2,031)
Available for sale	211,351	216,789
Gross unrealized losses and fair value
Fair Value, Less than Twelve Months	22,103	38,158
Gross Unrealized Losses, Less than Twelve Months	(350)	(760)
Fair value, Twelve Months or Greater	24,036	40,008
Gross Unrealized Losses, Twelve Months or Greater	(1,025)	(1,271)
Fair Value, Total	46,139	78,166
Gross Unrealized Losses, Total	(1,375)	(2,031)
U.S. Government and agency securities
Available for sale (AFS)
Amortized Cost	3,707	3,953
Gross Unrealized Gains	0	0
Gross Unrealized Losses	(37)	(112)
Available for sale	3,670	3,841
Gross unrealized losses and fair value
Fair Value, Less than Twelve Months	0	0
Gross Unrealized Losses, Less than Twelve Months	0	0
Fair value, Twelve Months or Greater	3,670	3,841
Gross Unrealized Losses, Twelve Months or Greater	(37)	(112)
Fair Value, Total	3,670	3,841
Gross Unrealized Losses, Total	(37)	(112)
Mortgage-backed securities
Available for sale (AFS)
Amortized Cost	11,509	12,240
Gross Unrealized Gains	465	485
Gross Unrealized Losses	(6)	(28)
Available for sale	11,968	12,697
Gross unrealized losses and fair value
Fair Value, Less than Twelve Months	3,880	6,741
Gross Unrealized Losses, Less than Twelve Months	(6)	(28)
Fair value, Twelve Months or Greater	0	0
Gross Unrealized Losses, Twelve Months or Greater	0	0
Fair Value, Total	3,880	6,741
Gross Unrealized Losses, Total	(6)	(28)
Asset-backed securities
Available for sale (AFS)
Amortized Cost	2,346	2,468
Gross Unrealized Gains	25	27
Gross Unrealized Losses	(4)	(3)
Available for sale	2,367	2,492
Gross unrealized losses and fair value
Fair Value, Less than Twelve Months	0	0
Gross Unrealized Losses, Less than Twelve Months	0	0
Fair value, Twelve Months or Greater	470	519
Gross Unrealized Losses, Twelve Months or Greater	(4)	(3)
Fair Value, Total	470	519
Gross Unrealized Losses, Total	(4)	(3)
State and political securities
Available for sale (AFS)
Amortized Cost	100,160	104,820
Gross Unrealized Gains	3,630	3,885
Gross Unrealized Losses	(556)	(589)
Available for sale	103,234	108,116
Gross unrealized losses and fair value
Fair Value, Less than Twelve Months	4,586	8,243
Gross Unrealized Losses, Less than Twelve Months	(59)	(14)
Fair value, Twelve Months or Greater	1,287	6,382
Gross Unrealized Losses, Twelve Months or Greater	(497)	(575)
Fair Value, Total	5,873	14,625
Gross Unrealized Losses, Total	(556)	(589)
Other debt securities
Available for sale (AFS)
Amortized Cost	89,388	89,911
Gross Unrealized Gains	1,496	1,031
Gross Unrealized Losses	(772)	(1,299)
Available for sale	90,112	89,643
Gross unrealized losses and fair value
Fair Value, Less than Twelve Months	13,637	23,174
Gross Unrealized Losses, Less than Twelve Months	(285)	(718)
Fair value, Twelve Months or Greater	18,609	29,266
Gross Unrealized Losses, Twelve Months or Greater	(487)	(581)
Fair Value, Total	32,246	52,440
Gross Unrealized Losses, Total	(772)	(1,299)
Other equity securities
Available for sale (AFS)
Amortized Cost	13,205	14,381
Gross Unrealized Gains	938	1,189
Gross Unrealized Losses	(192)	(146)
Available for sale	13,951	15,424
Gross unrealized losses and fair value
Fair Value, Less than Twelve Months	2,616	2,244
Gross Unrealized Losses, Less than Twelve Months	(171)	(118)
Fair value, Twelve Months or Greater	779	773
Gross Unrealized Losses, Twelve Months or Greater	(21)	(28)
Fair Value, Total	3,395	3,017
Gross Unrealized Losses, Total	(192)	(146)
Financial institution equity securities
Available for sale (AFS)
Amortized Cost	8,776	8,823
Gross Unrealized Gains	886	1,110
Gross Unrealized Losses	(9)	(18)
Available for sale	9,653	9,915
Gross unrealized losses and fair value
Fair Value, Less than Twelve Months	438	407
Gross Unrealized Losses, Less than Twelve Months	(9)	(18)
Fair value, Twelve Months or Greater	0	0
Gross Unrealized Losses, Twelve Months or Greater	0	0
Fair Value, Total	438	407
Gross Unrealized Losses, Total	(9)	(18)
Other equity securities
Available for sale (AFS)
Amortized Cost	4,429	5,558
Gross Unrealized Gains	52	79
Gross Unrealized Losses	(183)	(128)
Available for sale	4,298	5,509
Gross unrealized losses and fair value
Fair Value, Less than Twelve Months	2,178	1,837
Gross Unrealized Losses, Less than Twelve Months	(162)	(100)
Fair value, Twelve Months or Greater	779	773
Gross Unrealized Losses, Twelve Months or Greater	(21)	(28)
Fair Value, Total	2,957	2,610
Gross Unrealized Losses, Total	$ (183)	$ (128)

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

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