Quarterly report pursuant to Section 13 or 15(d)

Description of business and summary of significant accounting policies - Additional Information (Details)

v2.4.0.8
Description of business and summary of significant accounting policies - Additional Information (Details) (USD $)
3 Months Ended
Mar. 31, 2014
segment
Mar. 31, 2013
Dec. 31, 2013
Jan. 09, 2013
Mar. 31, 2014
Ilios
Dec. 31, 2013
Ilios
Dec. 31, 2010
Ilios
Mar. 31, 2014
Restricted stock
Ilios
Debt Instrument [Line Items]                
Goodwill $ 40,870   $ 40,870 $ 40,870        
Research And Development Arrangements With Government Agencies, Customer Funding To Offset Costs Incurred   67,000            
Allowance for Doubtful Accounts Receivable, Current 103,800   154,400          
Loss on Contracts 217,000 300,000            
Advertising Expense 48,439 29,000            
Noncontrolling Interest, Ownership Percentage by Parent         65.00% 67.40% 63.00% 63.70%
Number of Operating Segments 1              
Research and Development Expense $ 203,000 $ 161,000