Preferred and Common Stock (Tables)

12 Months Ended

Dec. 31, 2014

Equity [Abstract]

Schedule of Share Activity

Share Activity (number of shares)

	Common stock
	Treasury			Outstanding
Balance at end of 2011		113,494,491			1,064,412,066
Issued for stock-based compensation plans		(2,799,887	)		2,799,887
Balance at end of 2012		110,694,604			1,067,211,953
Conversion of convertible notes		—			310
Issued for stock-based compensation plans		(3,798,899	)		3,798,899
Balance at end of 2013		106,895,705			1,071,011,162
Conversion of convertible notes		—			89,383,953
Private placement		—			36,523,010
Issued for stock-based compensation plans		(19,745,536	)		19,745,536
Balance at end of 2014		87,150,169			1,216,663,661

Schedule of Activity for Stock Options and Stock Awards

The activity for stock options and stock awards during 2014 was as follows (options and awards in millions):

	Stock options					Stock awards
	Number of options			Weighted average exercise price		Number of awards			Weighted average FMV per award
Outstanding, January 1, 2014		45		$	10.78		16		$	10.88
Granted		6			11.06		7			11.14
Exercised		(17	)		8.70		-			-
Converted		-			-		(4	)		16.18
Expired or forfeited		(2	)		20.93		(1	)		9.98
Performance share adjustment		-			-		1			10.00
Outstanding, December 31, 2014		32			11.26		19			9.98