Prepaid Expenses and Other Current Assets (Details) (USD $)
Dec. 31, 2013
Dec. 31, 2012
Prepaid Expenses and Other Current Assets [Line Items]    
Prepaid insurance premiums $ 70,000 $ 78,000
Security deposit 21,000 21,000
Other 34,000 10,000
Prepaid expenses and other current assets $ 125,000 $ 109,000