Stockholders' Equity (Details Textual) (USD $)	3 Months Ended		6 Months Ended
	Jun. 30, 2012	Jun. 30, 2011	Jun. 30, 2012	Jun. 30, 2011	Dec. 31, 2011
Common Stock, Shares Authorized	110,000,000		110,000,000		110,000,000
Common Stock, Par or Stated Value Per Share (in dollars per share)	$ 0.001		$ 0.001		$ 0.001
Common stock, shares outstanding	63,651,857		63,651,857		63,226,857
Number of shares, Exercised (in shares)	425,000	120,000	425,000	240,000