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Securities Available-for-sale - Unrealized Gains (Losses) (Details) - USD ($) $ in Thousands | Jun. 30, 2015 | Dec. 31, 2014
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Investments, Debt and Equity Securities [Abstract] |  |
Total unrealized gains/(losses) on securities available for sale, Gross Unrealized Gains | $ 11,594 | $ 12,647
Total unrealized gains/(losses) on securities available for sale, Gross Unrealized Losses | (1,638) | (1,837)
Total unrealized gains/(losses) on securities available for sale, Net Unrealized Gains/(Losses) | 9,956 | 10,810
Income Tax expense/(benefit), Gross Unrealized Gains | 4,058 | 4,426
Income Tax expense/(benefit), Gross Unrealized Losses | (573) | (643)
Income Tax expense/(benefit), Net Unrealized Gains/ (Losses) | 3,485 | 3,783
Net unrealized gains/(losses), net of tax included in accumulated other comprehensive income/(loss), Gross Unrealized Gains | 7,536 | 8,221
Net unrealized gains/(losses), net of tax included in accumulated other comprehensive income/(loss), Gross Unrealized Losses | (1,065) | (1,194)
Net unrealized gains/(losses), net of tax included in accumulated other comprehensive income/(loss), Net Unrealized Gains/ (Losses) | $ 6,471 | $ 7,027

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- Definition Accumulated appreciation or loss, net of tax, in value of the total of available-for-sale securities at the end of an accounting period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 14A -URI http://asc.fasb.org/extlink&oid=36458714&loc=SL7669686-108580 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 11 -URI http://asc.fasb.org/extlink&oid=36458714&loc=d3e637-108580 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 14 -URI http://asc.fasb.org/extlink&oid=36458714&loc=d3e681-108580 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section 45 -Paragraph 10A -Subparagraph (e) -URI http://asc.fasb.org/extlink&oid=36458714&loc=SL7669646-108580 + Details
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