Derivative Financial Instruments Part 2 (Details) (USD $) In Thousands, unless otherwise specified			3 Months Ended		9 Months Ended		3 Months Ended		9 Months Ended						3 Months Ended		9 Months Ended		3 Months Ended		9 Months Ended
	Sep. 30, 2014 Interest Rate Swap [Member]	Dec. 31, 2013 Interest Rate Swap [Member]	Sep. 30, 2014 Derivatives in Hedging Relationships [Member] Mortgage Banking, Net [Member]	Sep. 30, 2013 Derivatives in Hedging Relationships [Member] Mortgage Banking, Net [Member]	Sep. 30, 2014 Derivatives in Hedging Relationships [Member] Mortgage Banking, Net [Member]	Sep. 30, 2013 Derivatives in Hedging Relationships [Member] Mortgage Banking, Net [Member]	Sep. 30, 2014 Derivatives in Hedging Relationships [Member] Other Comprehensive Income (Loss) [Member]	Sep. 30, 2013 Derivatives in Hedging Relationships [Member] Other Comprehensive Income (Loss) [Member]	Sep. 30, 2014 Derivatives in Hedging Relationships [Member] Other Comprehensive Income (Loss) [Member]	Sep. 30, 2013 Derivatives in Hedging Relationships [Member] Other Comprehensive Income (Loss) [Member]	Sep. 30, 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]	Sep. 30, 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]	Sep. 30, 2014 Derivatives not Designated as Hedging Instruments [Member] Mortgage Banking, Net [Member]	Sep. 30, 2013 Derivatives not Designated as Hedging Instruments [Member] Mortgage Banking, Net [Member]	Sep. 30, 2014 Derivatives not Designated as Hedging Instruments [Member] Mortgage Banking, Net [Member]	Sep. 30, 2013 Derivatives not Designated as Hedging Instruments [Member] Mortgage Banking, Net [Member]	Sep. 30, 2014 Derivatives not Designated as Hedging Instruments [Member] Bankcard and Other Fees [Member]	Sep. 30, 2013 Derivatives not Designated as Hedging Instruments [Member] Bankcard and Other Fees [Member]	Sep. 30, 2014 Derivatives not Designated as Hedging Instruments [Member] Bankcard and Other Fees [Member]	Sep. 30, 2013 Derivatives not Designated as Hedging Instruments [Member] Bankcard and Other Fees [Member]	Sep. 30, 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]	Sep. 30, 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]	Sep. 30, 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]	Sep. 30, 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]	Sep. 30, 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]	Sep. 30, 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]	Sep. 30, 2014 Derivatives not Designated as Hedging Instruments [Member] Credit Risk Participation Agreement [Member] Other Liabilities [Member]	Dec. 31, 2013 Derivatives not Designated as Hedging Instruments [Member] Credit Risk Participation Agreement [Member] Other Liabilities [Member]	Sep. 30, 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	$ 4,178	$ 7,431											$ 1,161	$ 2,469									$ (816)	$ (2,662)	$ 316	$ 83	$ 1,340	$ 126	$ 3,017	$ 4,962			$ 16	$ 16
Fair value of derivative liability	2,926	4,628									623	(1,911)																			2,926	4,628			16	16	181	581
Derivative Instruments, Gain (Loss) [Line Items]
Amount of (loss) gain recognized			(1,765)	(13,008)	2,534	(2,141)									(986)	2,728	7,267	(5,421)	3	(203)	(239)	192
Derivative Instruments, Gain (Loss) Recognized in Other Comprehensive Income (Loss), Effective Portion, Net [Abstract]
Amount of (loss) gain recognized in other comprehensive income (loss)							$ 163	$ (242)	$ (807)	$ 1,212