TOTAL EQUITY (Details)	3 Months Ended
	Mar. 31, 2013
The following table presents a roll forward of outstanding shares:
Shares, beginning of year	(430,289,745)
Shares, beginning of year	1,906,611,680
Shares, beginning of year	1,476,321,935
Issuances (in shares)	23,228
Shares, end of period	(430,267,133)
Shares, end of period	1,906,612,296
Shares, end of period	1,476,345,163
Common Stock Issued
The following table presents a roll forward of outstanding shares:
Shares, beginning of year	1,906,611,680
Issuances (in shares)	616
Shares, end of period	1,906,612,296
Treasury Stock
The following table presents a roll forward of outstanding shares:
Shares, beginning of year	(430,289,745)
Issuances (in shares)	22,612
Shares, end of period	(430,267,133)