Consolidated Statements of Changes in Stockholders' Deficit (Parenthetical) (USD $)	12 Months Ended
	Dec. 31, 2010
Issuance of common stock, date	Mar. 31, 2010
Private placement | Cash
Issuance of common stock in private placement, stock issuance costs	2,072,117
Private placement | Non-Cash
Issuance of common stock in private placement, stock issuance costs	5,369,570