Derivatives and Hedging Activities Non-designated Hedges Text description (Details) (Not Designated as Hedging Instrument [Member], USD $) In Millions, unless otherwise specified	Jun. 30, 2014	Jun. 30, 2013	Jun. 30, 2014 Interest Rate Swap [Member] contracts	Dec. 31, 2013 Interest Rate Swap [Member] contracts	Jun. 30, 2014 Foreign Exchange Contract [Member] contracts	Dec. 31, 2013 Foreign Exchange Contract [Member] contracts
Derivative [Line Items]
Derivative Credit Risk Valuation Adjustment, Derivative Assets	$ 0	$ 0
Derivative, Number of Instruments Held			16	12	0	0
Derivative, Notional Amount			$ 189.4	$ 150.8