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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 |  |  |  |  |  |  |

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