Warrants (Details) (USD $)	0 Months Ended
	May 31, 2012	Jun. 30, 2012	May 31, 2007
Warrants [Abstract]
Common Stock and warrants			1,120,000
Warrants exercisable		280,000
Warrants exercise price, per share		$ 16.20
Warrants expiration date	5 years