Derivative Financial Instruments (Derivative instruments gains an dlosses recognized (not designated as hedging instruments)) (Details) (Gain on Sale of Loans Held for Sale, USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2014	Mar. 31, 2013
Interest Rate Lock Commitments
Trading Activity, Gains and Losses, Net [Line Items]
Year-to-Date Gain(Loss) Recognized	$ 1,882	$ (3,161)
Forward Contracts
Trading Activity, Gains and Losses, Net [Line Items]
Year-to-Date Gain(Loss) Recognized	$ (1,142)	$ 372