Quarterly report pursuant to Section 13 or 15(d)

Basis of Presentation (Details)

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Basis of Presentation (Details) (USD $)
 6 Months Ended
Jun. 30, 2012
CreditFacility
Jul. 27, 2012
May 24, 2012
Dec. 31, 2011
Jun. 30, 2011
Dec. 31, 2010
Basis of Presentation (Additional Textual) [Abstract]            
Line of credit borrowing capacity $ 8,000,000   $ 8,000,000      
Line of credit remaining borrowing capacity 5,600,000          
Number revolving credit facility agreements 2          
Basis of Presentation (Textual) [Abstract]            
Working capital 6,600,000          
Cash and cash equivalents 1,607,000     3,307,000 10,134,000 1,694,000
Net accounts receivable 9,576,000     8,899,000    
Restricted cash 106,000          
Period of financial resources The Company may not have enough cash or financial resources to operate for the next twelve months.          
Money market securities 446,000     0    
Money market securities maximum maturities period 3 months          
Percentage estimation of intangible assets impairment   50.00%        
Revolving Credit Facility [Member]
            
Basis of Presentation (Additional Textual) [Abstract]            
Number revolving credit facility agreements 2          
Borrowings amount $ 1,900,000