Acquisitions/Dispositions Acquisitions/Dispositions (Details) (USD $)	3 Months Ended		9 Months Ended
	Sep. 30, 2014	Sep. 30, 2013	Sep. 30, 2014	Sep. 30, 2013	Jun. 30, 2014 Ridgeworth Capital Management [Member]	May 30, 2014 Ridgeworth Capital Management [Member]
Significant Acquisitions and Disposals [Line Items]
Assets under Management, Carrying Amount						$ 49,100,000,000
Proceeds from Divestiture of Businesses			193,000,000	0
Assets, Net					96,000,000
Noncontrolling interests removed as a result of sale of business unit [Line Items]					0
Goodwill, Written off Related to Sale of Business Unit			40,000,000
Intangible Assets, Written off Related to Sale of Business Unit			(9,000,000)
Gain (Loss) on Disposition of Business	$ 0	$ 0	$ 105,000,000	$ 0