Goodwill and Other Intangible Assets (Narrative) (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended
	Mar. 31, 2014	Mar. 31, 2013
Goodwill and Other Intangible Assets
Aggregate pre-tax amortization expense	$ 125	$ 106
Continuing Operations [Member]
Goodwill and Other Intangible Assets
Aggregate pre-tax amortization expense	125	106
Pre-tax amortization expense, 2014	247
Pre-tax amortization expense, 2015	384
Pre-tax amortization expense, 2016	349
Pre-tax amortization expense, 2017	220
Pre-tax amortization expense, 2018	206
Pre-tax amortization expense, 2019	$ 202