Stockholders' Equity Parenthetical	9 Months Ended
	Sep. 30, 2011	Sep. 30, 2010
Shares of common stock issued	828,061	692,569
Shares of common stock issued - June 2010 public offering	0	4,715,000
Shares of common stock issued - June 2010 private placement settled in July 2011	0	1,084,450
Stock Issued During Period, Shares, Restricted Stock Award, Net of Forfeitures	833,366	1,337,506
Shares of Series C Preferred stock repurchased	0	154,000