CONSOLIDATED BALANCE SHEETS (Parenthetical) (USD $)	Jun. 30, 2012	Dec. 31, 2011
CONSOLIDATED BALANCE SHEETS
Redeemable Preferred Stock, par value (in dollars per share)	$ 0.01	$ 0.01
Redeemable Preferred Stock, shares authorized	500,000	500,000
Redeemable Preferred Stock, shares issued	0	0
Redeemable Preferred Stock, shares outstanding	0	0
Common stock, par value (in dollars per share)	$ 0.01	$ 0.01
Common stock, shares authorized	11,000,000,000	11,000,000,000
Common stock, shares issued	937,978,185	935,307,487
Common stock, shares outstanding	937,978,185	935,307,487