Earnings Per Share (EPS) And Dividends (Dividend Payments On Common Stock) (Detail) (USD $) In Millions, except Per Share data, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2014	Jun. 30, 2013	Jun. 30, 2014	Jun. 30, 2013
Disclosure Earnings Per Share E P S And Dividends Dividend Payments On Common Stock [Abstract]
DIVIDENDS PAID PER SHARE OF COMMON STOCK	$ 0.37	$ 0.36	$ 0.74	$ 0.72
Dividend Payments on Common Stock	$ 187	$ 182	$ 374	$ 364