Earnings Per Common Share Computation (Tables)

3 Months Ended

Mar. 31, 2012

Earnings Per Common Share Computation [Abstract]

Schedule Of Details Supporting The Computation Of Earnings Per Share

	For the three months ended March 31,
	2012		2011
	(dollars in millions, number of shares in thousands)
Net income available for common stockholders	$	248	$	315
Weighted average outstanding shares of common stock used to compute basic earnings per common share		163,717		167,271
Dilutive effect of:
Employee stock options		884		918
Restricted stock		1,487		1,345
Shares used to compute diluted earnings per common share		166,088		169,534
Basic earnings per common share	$	1.51	$	1.88
Diluted earnings per common share	$	1.49	$	1.86
Number of antidilutive stock options and restricted stock excluded from computation		1,077		2,743