Derivative Financial Instruments Part 2 (Details) (USD $) In Thousands, unless otherwise specified			3 Months Ended								3 Months Ended
	Mar. 31, 2014 Interest Rate Swap [Member]	Dec. 31, 2013 Interest Rate Swap [Member]	Mar. 31, 2014 Derivatives in Hedging Relationships [Member]	Mar. 31, 2013 Derivatives in Hedging Relationships [Member]	Mar. 31, 2014 Derivatives in Hedging Relationships [Member] Mortgage Banking, Net [Member]	Mar. 31, 2013 Derivatives in Hedging Relationships [Member] Mortgage Banking, Net [Member]	Mar. 31, 2014 Derivatives in Hedging Relationships [Member] Forward Contracts [Member] Other Liabilities [Member]	Dec. 31, 2013 Derivatives in Hedging Relationships [Member] Forward Contracts [Member] Other Liabilities [Member]	Mar. 31, 2014 Derivatives in Hedging Relationships [Member] Interest Rate Swap [Member] Other Assets [Member]	Dec. 31, 2013 Derivatives in Hedging Relationships [Member] Interest Rate Swap [Member] Other Assets [Member]	Mar. 31, 2014 Derivatives not Designated as Hedging Instruments [Member] Mortgage Banking, Net [Member]	Mar. 31, 2013 Derivatives not Designated as Hedging Instruments [Member] Mortgage Banking, Net [Member]	Mar. 31, 2014 Derivatives not Designated as Hedging Instruments [Member] Bankcard and Other Fees [Member]	Mar. 31, 2013 Derivatives not Designated as Hedging Instruments [Member] Bankcard and Other Fees [Member]	Mar. 31, 2014 Derivatives not Designated as Hedging Instruments [Member] Future Contracts [Member] Other Assets [Member]	Dec. 31, 2013 Derivatives not Designated as Hedging Instruments [Member] Future Contracts [Member] Other Assets [Member]	Mar. 31, 2014 Derivatives not Designated as Hedging Instruments [Member] Exchange Traded Purchased Options [Member] Other Assets [Member]	Dec. 31, 2013 Derivatives not Designated as Hedging Instruments [Member] Exchange Traded Purchased Options [Member] Other Assets [Member]	Mar. 31, 2014 Derivatives not Designated as Hedging Instruments [Member] OTC Written Options (Rate Locks) [Member] Other Assets [Member]	Dec. 31, 2013 Derivatives not Designated as Hedging Instruments [Member] OTC Written Options (Rate Locks) [Member] Other Assets [Member]	Mar. 31, 2014 Derivatives not Designated as Hedging Instruments [Member] Interest Rate Swap [Member] Other Assets [Member]	Dec. 31, 2013 Derivatives not Designated as Hedging Instruments [Member] Interest Rate Swap [Member] Other Assets [Member]	Mar. 31, 2014 Derivatives not Designated as Hedging Instruments [Member] Interest Rate Swap [Member] Other Liabilities [Member]	Dec. 31, 2013 Derivatives not Designated as Hedging Instruments [Member] Interest Rate Swap [Member] Other Liabilities [Member]	Mar. 31, 2014 Derivatives not Designated as Hedging Instruments [Member] Credit Risk Participation Agreement [Member] Other Assets [Member]	Dec. 31, 2013 Derivatives not Designated as Hedging Instruments [Member] Credit Risk Participation Agreement [Member] Other Assets [Member]	Mar. 31, 2014 Derivatives not Designated as Hedging Instruments [Member] Exchange Traded Written Options [Member] Other Liabilities [Member]	Dec. 31, 2013 Derivatives not Designated as Hedging Instruments [Member] Exchange Traded Written Options [Member] Other Liabilities [Member]
Derivatives, Fair Value [Line Items]
Fair value of derivative asset	$ 5,755	$ 7,431							$ 1,808	$ 2,469					$ (760)	$ (2,662)	$ 130	$ 83	$ 816	$ 126	$ 3,947	$ 4,962			$ 19	$ 16
Fair value of derivative liability	3,737	4,628					118	(1,911)															3,737	4,628			630	581
Derivative Instruments, Gain (Loss) [Line Items]
Amount of gain (loss) recognized					2,029	(66)					3,276	(215)	(121)	(27)
Derivative Instruments, Gain (Loss) Recognized in Other Comprehensive Income (Loss), Effective Portion, Net [Abstract]
Amount of loss recognized in other comprehensive income			$ (408)	$ 0