Consolidated Statements of Changes in Shareholders' Equity (Unaudited) (Parenthetical) (USD $) In Thousands	9 Months Ended
Sep. 30, 2011	Sep. 30, 2010
Tax on unrealized gain on securities available for sale	$ (5,737)	$ 810
Tax on unrealized gain on securities transferred held to maturity	(6,479)
Tax on amortization of unrealized gain on securities	660
Tax on unrealized loss on cash flow hedges	1,336
Accumulated Other Comprehensive Income (Loss)
Tax on unrealized gain on securities available for sale	(5,737)	810
Tax on unrealized gain on securities transferred held to maturity	(6,479)
Tax on amortization of unrealized gain on securities	660
Tax on unrealized loss on cash flow hedges	$ 1,336

Tax effect of unrealized holding gain (loss) at the date of the transfer for a debt security from the held-to-maturity category transferred into the available-for-sale category. Also includes the tax effect of unrealized gain (loss) at the date of transfer for a debt security from the available-for-sale category transferred into the held-to-maturity category.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 130

-Paragraph 25

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 220

-SubTopic 10

-Section 45

-Paragraph 12

-URI http://asc.fasb.org/extlink&oid=6920043&loc=d3e640-108580

Reference 3: http://www.xbrl.org/2003/role/presentationRef

-Publisher AICPA

-Name Accounting Research Bulletin (ARB)

-Number 51

-Paragraph 38

-Subparagraph c(3)

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

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