Restricted Cash (Details) (USD $)
9 Months Ended
Sep. 30, 2012
Dec. 31, 2011
Restricted Cash (Textual)    
Monthly rate of cash collateral guarantee for credit line 105.00%  
Credit line, Monthly borrwing capacity $ 100,000  
Description of certificate of deposit Cash collateral guarantee of 105% of the monthly credit line of $100,000 in a certificate of deposit for twelve months with an assignment of deposit hold placed on the certificate of deposit as collateral  
Restricted cash $ 105,000