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Securities (Investments' Gross Unrealized Losses and Fair Value) (Details) (USD $) In Thousands, unless otherwise specified | 3 Months Ended | 12 Months Ended
--- | --- | ---
Mar. 31, 2014 security | Dec. 31, 2013
Schedule of Investments [Line Items] |  |
Less than 12 Months, Fair Value | $ 70,440 | $ 107,091
Less than 12 Months, Unrealized Losses | (1,787) | (3,984)
12 Months or More, Fair Value | 22,898 | 12,638
12 Months or More, Unrealized Losses | (1,233) | (821)
Total, Fair Value | 93,338 | 119,729
Total, Unrealized Losses | (3,020) | (4,805)
Available-for-sale, Securities in Unrealized Loss Positions, Qualitative Disclosure, Number of Positions, Greater than or Equal to One Year | 24 |
Available-for-sale, Securities in Unrealized Loss Positions, Qualitative Disclosure, Number of Positions, Less than One Year | 80 |
Impairment of Investments | 0 |
U.S. Government Agencies [Member] |  |
Schedule of Investments [Line Items] |  |
Less than 12 Months, Fair Value | 23,010 | 32,481
Less than 12 Months, Unrealized Losses | (622) | (990)
12 Months or More, Fair Value | 947 | 932
12 Months or More, Unrealized Losses | (53) | (68)
Total, Fair Value | 23,957 | 33,413
Total, Unrealized Losses | (675) | (1,058)
States and political subdivisions [Member] |  |
Schedule of Investments [Line Items] |  |
Less than 12 Months, Fair Value | 15,113 | 26,281
Less than 12 Months, Unrealized Losses | (506) | (1,415)
12 Months or More, Fair Value | 5,406 | 4,228
12 Months or More, Unrealized Losses | (327) | (379)
Total, Fair Value | 20,519 | 30,509
Total, Unrealized Losses | (833) | (1,794)
Corporate obligations [Member] |  |
Schedule of Investments [Line Items] |  |
Less than 12 Months, Fair Value | 1,151 | 1,145
Less than 12 Months, Unrealized Losses | (27) | (40)
Total, Fair Value | 1,151 | 1,145
Total, Unrealized Losses | (27) | (40)
Mortgage-backed securities-government sponsored entities [Member] |  |
Schedule of Investments [Line Items] |  |
Less than 12 Months, Fair Value | 31,166 | 47,014
Less than 12 Months, Unrealized Losses | (632) | (1,524)
12 Months or More, Fair Value | 16,545 | 7,478
12 Months or More, Unrealized Losses | (853) | (374)
Total, Fair Value | 47,711 | 54,492
Total, Unrealized Losses | (1,485) | (1,898)
Equity securities-financial services [Member] |  |
Schedule of Investments [Line Items] |  |
Less than 12 Months, Fair Value |  | 170
Less than 12 Months, Unrealized Losses |  | (15)
Total, Fair Value |  | 170
Total, Unrealized Losses |  | $ (15)

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- Definition Amount of unrealized loss on securities classified as available-for-sale that have been in a loss position for twelve months or longer. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 6 -Subparagraph (a)(2) -URI http://asc.fasb.org/extlink&oid=27724398&loc=d3e27290-111563 + Details
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- Definition This item represents the aggregate fair value of investments in debt and equity securities in an unrealized loss position which are categorized neither as held-to-maturity nor trading securities. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 6 -Subparagraph (a)(1) -URI http://asc.fasb.org/extlink&oid=27724398&loc=d3e27290-111563 + Details
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