CONSOLIDATED BALANCE SHEETS (Parenthetical) (USD $)	Jun. 30, 2012	Dec. 31, 2011
CONSOLIDATED BALANCE SHEETS
Preferred stock and paid in capital, par value (in dollars per share)	$ 0.01	$ 0.01
Preferred stock and paid in capital, shares authorized	69,900,000	20,000,000
Preferred stock and paid in capital, shares issued	25,150,000	13,900,000
Preferred stock and paid in capital, shares outstanding	25,150,000	13,900,000
Common stock and paid in capital, par value (in dollars per share)	$ 0.01	$ 0.01
Common stock and paid in capital, shares authorized	370,100,000	200,000,000
Common stock and paid in capital, shares issued	133,439,028	133,223,338
Common stock and paid in capital, shares outstanding	133,439,028	133,223,338