TOTAL EQUITY AND EARNINGS (LOSS) PER SHARE (Details)	1 Months Ended		6 Months Ended
	May 31, 2012	Mar. 31, 2012	Jun. 30, 2012	Jun. 30, 2011
The following table presents a roll forward of outstanding shares:
Shares, beginning of year			9,746,617
Shares, beginning of year			1,906,568,099
Shares, beginning of year			1,896,821,482	140,463,159
Issuances (in shares)			670,382	100,066,640
Settlement of equity unit stock purchase contracts (in shares)				2,404,278
Shares exchanged				1,655,026,284
Shares repurchased			(169,022,046)
Shares, end of period			178,142,848
Shares, end of period			1,906,612,666
Shares, end of period			1,728,469,818	1,897,960,361
Common Stock Issued
The following table presents a roll forward of outstanding shares:
Shares, beginning of year			1,906,568,099	147,124,067
Issuances (in shares)			44,567	100,066,640
Settlement of equity unit stock purchase contracts (in shares)				2,404,278
Shares exchanged				1,655,037,962
Shares, end of period			1,906,612,666	1,904,632,947
Treasury Stock
The following table presents a roll forward of outstanding shares:
Shares, beginning of year			(9,746,617)	(6,660,908)
Issuances (in shares)			625,815
Shares exchanged				(11,678)
Shares repurchased	66,000,000	103,000,000	(169,022,046)
Shares, end of period			(178,142,848)	(6,672,586)
Series E | Preferred Stock
The following table presents a roll forward of outstanding shares:
Shares, beginning of year				400,000
Shares exchanged				(400,000)
Series F | Preferred Stock
The following table presents a roll forward of outstanding shares:
Shares, beginning of year				300,000
Shares exchanged				(300,000)
Series C | Preferred Stock
The following table presents a roll forward of outstanding shares:
Shares, beginning of year				100,000
Shares exchanged				(100,000)
Series G | Preferred Stock
The following table presents a roll forward of outstanding shares:
Issuances (in shares)				20,000
Shares cancelled				(20,000)