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Stockholders' Equity (Details) (USD $)
 1 Months Ended 6 Months Ended 1 Months Ended 12 Months Ended 1 Months Ended
May 31, 2014
WarrantHolder
Jun. 30, 2014
Dec. 31, 2013
Jun. 30, 2013
Olympus-Cytori, Inc. Joint Venture [Member]
Jan. 31, 2013
Lazard Capital Markets, LLC [Member]
Dec. 31, 2012
Lazard Capital Markets, LLC [Member]
Dec. 31, 2013
Lorem Vascular [Member]
Closing
Dec. 31, 2013
Lorem Vascular [Member]
First Closing of Stock sale [Member]
Dec. 31, 2013
Lorem Vascular [Member]
Second Closing of Stock sale [Member]
May 31, 2014
WBB Securities, LLC [Member]
May 31, 2014
Institutional Investors [Member]
Common Stock [Abstract]                      
Proceeds from private placement of stock         $ 3,001,000 $ 20,007,000 $ 15,000,000 $ 12,000,000 $ 3,000,000   $ 10,000,000
Common stock issued (in shares)         1,053,000 7,020,000 8,000,000 4,000,000 4,000,000   4,048,584
Common stock at a purchase price (in dollars per unit)           $ 2.85          
Sale of stock, price per share (in dollars per share)           $ 2.69 $ 3.00       $ 2.47
Purchase period of common stock           30 days          
Number of closings             2        
Receivables from sale of stock             9,000,000        
Number of warrant holders 47                    
Number of shares called by warrants (in shares) 3,156,238                 202,429  
Common stock, par value (in dollars per share) $ 0.001 $ 0.001 $ 0.001                
Exercise price of warrants (in dollars per share) $ 2.62 $ 3.50               $ 3.09 $ 3.00
Number of holders who did not agree to Amendment 1                    
Number of shares called by warrants that expired unexercised (in shares) 38,500                    
Period in which warrants will expire                     5 years
Number of common stock available in each unit of subscription agreement (in shares)                     1
Number of warrants available in each unit of subscription agreement (in shares)                     1
Related Party Transaction [Line Items]                      
Royalty costs in connection with sales       $ 45,000