XML 69 R50.htm IDEA: XBRL DOCUMENT
v3.3.1.900

Stockholders' Equity (Details) |  |  |  |  |  | 1 Months Ended | 3 Months Ended | 12 Months Ended |  |  |
--- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | ---
Dec. 17, 2015 shares | Aug. 27, 2015 USD ($) $ / shares shares | May. 08, 2015 USD ($) $ / shares | Jun. 04, 2014 USD ($) $ / shares | May. 14, 2014 shares | May. 31, 2015 USD ($) Closing $ / shares shares | Oct. 31, 2014 USD ($) $ / shares shares | Sep. 30, 2014 USD ($) WarrantHolder $ / shares shares | May. 31, 2014 USD ($) WarrantHolder $ / shares shares | Jan. 31, 2014 USD ($) | Oct. 31, 2013 Closing $ / shares shares | Jan. 31, 2013 USD ($) shares | Jun. 30, 2015 USD ($) shares | Dec. 31, 2015 USD ($) $ / shares shares | Dec. 31, 2014 USD ($) $ / shares shares | Dec. 31, 2013 USD ($) | May. 14, 2015 $ / shares | Mar. 31, 2015 USD ($) | Sep. 10, 2014 $ / shares
Preferred Stock [Abstract] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Preferred stock, shares authorized (in shares) |  |  |  |  |  |  |  |  |  |  |  |  |  | 5,000,000 |  |  |  |  |
Preferred stock, par value (in dollars per share) | $ / shares |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 0.001 |  |  |  |  |
Common Stock [Abstract] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Proceeds from private placement of stock | $ |  |  |  |  |  |  | $ 4.9 |  |  |  |  | $ 3,000,000 |  |  |  |  |  |  |
Common stock, shares authorized (in shares) |  |  |  |  |  |  |  |  |  |  |  |  |  | 290,000,000 | 290,000,000 |  |  |  |
Period exercisable from the date of issuance |  |  |  |  |  |  | 6 years | 6 years |  |  |  |  |  |  |  |  |  |  |
Number of warrant holders | WarrantHolder |  |  |  |  |  |  |  | 13 | 47 |  |  |  |  |  |  |  |  |  |
Number of shares called by warrants (in shares) |  |  |  |  |  |  |  | 4 | 3,156,238 |  |  | 1,053,000 |  |  |  |  |  |  |
Warrant exercise price (in dollars per share) | $ / shares |  |  |  | $ 3.00 |  |  |  | $ 2.00 | $ 2.62 |  |  |  |  | $ 0.75 | $ 0.69 |  | $ 3.50 |  | $ 1.00
Number of holders who did not agree to Amendment | WarrantHolder |  |  |  |  |  |  |  |  | 1 |  |  |  |  |  |  |  |  |  |
Number of shares called by warrants that expired unexercised (in shares) |  |  |  |  | 38,500 |  |  |  |  |  |  |  |  |  |  |  |  |  |
Conversion price (in dollars per share) | $ / shares |  |  |  |  |  |  | $ 0.52 |  |  |  |  |  |  |  |  |  |  |  |
Percentage of shares equal to purchase of warrants |  |  |  |  |  |  | 100.00% |  |  |  |  |  |  |  |  |  |  |  |
Period in which warrants will expire |  |  |  |  |  |  |  | 5 years |  |  |  |  |  |  |  |  |  |  |
Warrants with reduced exercise price (in shares) |  |  |  |  |  |  | 3,400,000 |  |  |  |  |  |  |  |  |  |  |  |
Proceeds from exercise of warrants | $ |  |  |  |  |  |  |  | $ 4,000,000 |  |  |  |  |  |  |  |  |  |  |
Warrants exercised (in shares) |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 |  |  |  |  |
Common stock issued, value | $ |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 10,701,000 | $ 18,590,000 | $ 17,816,000 |  |  |
Warrants [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Common Stock [Abstract] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Warrants exercised (in shares) |  |  |  |  |  |  |  |  |  |  |  |  |  | 3,400,000 |  |  |  |  |
October 2014 Warrants [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Common Stock [Abstract] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Proceeds from exercise of warrants | $ |  |  |  |  |  |  |  |  |  |  |  |  | $ 4,900,000 |  |  |  |  |  |
Warrants exercised (in shares) |  |  |  |  |  |  |  |  |  |  |  |  | 8,500,000 |  |  |  |  |  |
May 2015 Warrants [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Common Stock [Abstract] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Period exercisable from the date of issuance |  |  |  |  |  | 6 years |  |  |  |  |  |  |  |  |  |  |  |  |
Each unit consist of number of common stock and warrant (in shares) |  |  |  |  |  | 1 |  |  |  |  |  |  |  |  |  |  |  |  |
Warrant exercise price (in dollars per share) | $ / shares |  |  |  |  |  | $ 1.02 |  |  |  |  |  |  |  |  |  |  |  |  |
Period in which warrants will expire |  |  |  |  |  | 5 years |  |  |  |  |  |  |  |  |  |  |  |  |
August 2015 Warrants [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Common Stock [Abstract] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Warrant exercise price (in dollars per share) | $ / shares |  | $ 0.401 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Period in which warrants will expire |  | 5 years |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
2015 Amendment [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Common Stock [Abstract] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Shares received per warrant (in shares) | 0.75 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
2014 Amendment [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Common Stock [Abstract] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Shares received per warrant (in shares) | 0.69 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
WBB Securities, LLC [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Common Stock [Abstract] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of shares called by warrants (in shares) |  |  |  |  |  |  |  |  | 202,429 |  |  |  |  |  |  |  |  |  |
Warrant exercise price (in dollars per share) | $ / shares |  |  |  |  |  |  |  |  | $ 3.09 |  |  |  |  |  |  |  |  |  |
Institutional Investors [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Common Stock [Abstract] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Proceeds from private placement of stock | $ |  |  |  | $ 10,000,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Common stock issued (in shares) |  | 7,499,993 |  |  |  |  | 13,500 |  |  |  |  |  |  |  |  |  |  |  |
Common stock, shares authorized (in shares) |  | 14,999,993 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Sale of stock, price per share (in dollars per share) | $ / shares |  |  |  |  |  |  | $ 1,000 |  |  |  |  |  |  |  |  |  |  |  |
Each unit consist of number of common stock and warrant (in shares) |  |  |  |  |  |  | 1 |  |  |  |  |  |  |  |  |  |  |  |
Warrant exercise price (in dollars per share) | $ / shares |  |  |  |  |  |  | $ 0.5771 |  |  |  |  |  |  |  |  |  |  |  |
Period in which warrants will expire |  |  |  |  |  |  | 5 years |  |  |  |  |  |  |  |  |  |  |  |
Institutional Investors [Member] | May 2015 Warrants [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Common Stock [Abstract] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Proceeds from private placement of stock | $ |  |  | $ 17.4 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Common stock at a purchase price (in dollars per unit) | $ / shares |  |  | $ 0.77 |  |  |  |  |  | $ 2.47 |  |  |  |  |  |  |  |  |  |
Number of closings | Closing |  |  |  |  |  | 2 |  |  |  |  |  |  |  |  |  |  |  |  |
Each unit consist of number of common stock and warrant (in shares) |  |  |  |  |  | 1 |  |  | 1 |  |  |  |  |  |  |  |  |  |
Warrant exercise price (in dollars per share) | $ / shares |  |  |  |  |  |  |  |  | $ 3.00 |  |  |  |  |  |  |  |  |  |
Common stock issued, value | $ |  |  |  |  |  | $ 25,000,000 |  |  | $ 4,048,584 |  |  |  |  |  |  |  |  |  |
Institutional Investors [Member] | August 2015 Warrants [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Common Stock [Abstract] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Proceeds from private placement of stock | $ |  | $ 2.1 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Common stock at a purchase price (in dollars per unit) | $ / shares |  | $ 0.3263 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Lorem Vascular [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Common Stock [Abstract] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Proceeds from private placement of stock | $ |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 15,000,000 |  |  |
Common stock issued (in shares) |  |  |  |  |  |  |  |  |  |  | 8,000,000 |  |  |  |  |  |  |  |
Sale of stock, price per share (in dollars per share) | $ / shares |  |  |  |  |  |  |  |  |  |  | $ 3.00 |  |  |  |  |  |  |  |
Number of closings | Closing |  |  |  |  |  |  |  |  |  |  | 2 |  |  |  |  |  |  |  |
Lorem Vascular [Member] | First Closing of Stock sale [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Common Stock [Abstract] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Proceeds from private placement of stock | $ |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 12,000,000 |  |  |
Common stock issued (in shares) |  |  |  |  |  |  |  |  |  |  | 4,000,000 |  |  |  |  |  |  |  |
Lorem Vascular [Member] | Second Closing of Stock sale [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Common Stock [Abstract] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Proceeds from private placement of stock | $ |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 3,000,000 |  |  |
Common stock issued (in shares) |  |  |  |  |  |  |  |  |  |  | 4,000,000 |  |  |  |  |  |  |  |
Receivables from sale of stock | $ |  |  |  |  |  |  |  |  |  | $ 9,000,000 |  |  |  |  |  |  |  |  |
Series A Preferred Stock [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Preferred Stock [Abstract] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Preferred stock, shares authorized (in shares) |  |  |  |  |  |  |  |  |  |  |  |  |  | 5,000,000 | 5,000,000 |  |  |  |
Preferred stock, par value (in dollars per share) | $ / shares |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 0.001 | $ 0.001 |  |  |  |
Preferred stock, shares outstanding (in shares) |  |  |  |  |  |  |  |  |  |  |  |  |  | 0 | 5,311 |  |  |  |
Preferred stock, shares issued (in shares) |  |  |  |  |  |  |  |  |  |  |  |  |  | 13,500 | 13,500 |  |  |  |
Convertible preferred stock |  |  |  |  |  |  |  |  |  |  |  |  |  | 3.60% | 3.60% |  |  |  |
Common Stock [Abstract] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Cashless exercise of warrants | $ |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 1,800,000 |  |  |  |  |
Proceeds from exercise of warrants | $ |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 100,000 |  |  |  |  |
Series A Preferred Stock [Member] | Dividend Declared [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Common Stock [Abstract] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Dividends Payable | $ |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 70,000 |  |  |  |
Series A Preferred Stock [Member] | Dividend Paid [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Common Stock [Abstract] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Dividends Payable | $ |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 1,200,000 |  |  | $ 700,000 |
Warrants [Member] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Common Stock [Abstract] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Warrant exercise price (in dollars per share) | $ / shares |  |  |  |  |  | $ 0.3263 |  |  |  |  |  |  |  | $ 0.5771 |  |  |  |  |

X
- Definition Refers to the cashless exercise of warrants amount. + References No definition available. + Details
Name: | cytx_CashlessExerciseOfWarrants
Namespace Prefix: | cytx_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- References No definition available. + Details
Name: | cytx_CommonStockAbstract
Namespace Prefix: | cytx_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition The price per share of the conversion feature embedded in the equity instrument. + References No definition available. + Details
Name: | cytx_ConversionPrice
Namespace Prefix: | cytx_
Data Type: | num:perShareItemType
Balance Type: | na
Period Type: | duration

X
- Definition The number of additional two week closing periods the acquirer may purchase common stock as per the common stock purchase agreement. + References No definition available. + Details
Name: | cytx_NumberOfClosings
Namespace Prefix: | cytx_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | instant

X
- Definition Represents the number of holders who did not agree to Amendment. + References No definition available. + Details
Name: | cytx_NumberOfHoldersWhoDidNotAgreeToAmendment
Namespace Prefix: | cytx_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | duration

X
- Definition Represents the number of shares called by warrants that expired unexercised. + References No definition available. + Details
Name: | cytx_NumberOfSharesCalledByWarrantsThatExpiredUnexercised
Namespace Prefix: | cytx_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | duration

X
- Definition Represents the number of warrant holders. + References No definition available. + Details
Name: | cytx_NumberOfWarrantHolders
Namespace Prefix: | cytx_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | duration

X
- Definition This element represents the value of percentage of shares equal to purchase warrants. + References No definition available. + Details
Name: | cytx_PercentageOfSharesEqualToPurchaseOfWarrants
Namespace Prefix: | cytx_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Refers to the period exercisable from the date of issuance. + References No definition available. + Details
Name: | cytx_PeriodExercisableFromTheDateOfIssuance
Namespace Prefix: | cytx_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Definition Represents the period in which warrants will expire. + References No definition available. + Details
Name: | cytx_PeriodInWhichWarrantsWillExpire
Namespace Prefix: | cytx_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- References No definition available. + Details
Name: | cytx_PreferredStockAbstract
Namespace Prefix: | cytx_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Refers to number of shares received per warrant. + References No definition available. + Details
Name: | cytx_SharesReceivedPerWarrant
Namespace Prefix: | cytx_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | duration

X
- Definition Elements represents the number of common stock available in each unit of a subscription agreement. + References No definition available. + Details
Name: | cytx_SubscriptionAgreementsNumberOfCommonStockAvailableInEachUnit
Namespace Prefix: | cytx_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | instant

X
- Definition For those investors participating in the October 2014 issuance of Series A 3.6% Convertible Preferred Stock, we agreed to reduce the exercise price of warrants, conditioned upon shareholder approval which was obtained in January 2015. + References No definition available. + Details
Name: | cytx_WarrantsWithReductionInExercisePrice
Namespace Prefix: | cytx_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | instant

X
- Definition Exercise price per share or per unit of warrants or rights outstanding. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08.(i)(4)) -URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690 + Details
Name: | us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1
Namespace Prefix: | us-gaap_
Data Type: | num:perShareItemType
Balance Type: | na
Period Type: | instant

X
- Definition Number of securities into which the class of warrant or right may be converted. For example, but not limited to, 500,000 warrants may be converted into 1,000,000 shares. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08.(i)(2)) -URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690 + Details
Name: | us-gaap_ClassOfWarrantOrRightNumberOfSecuritiesCalledByWarrantsOrRights
Namespace Prefix: | us-gaap_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | instant

X
- Definition The maximum number of common shares permitted to be issued by an entity's charter and bylaws. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.29) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 30 -Article 5 + Details
Name: | us-gaap_CommonStockSharesAuthorized
Namespace Prefix: | us-gaap_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | instant

X
- Definition Carrying value as of the balance sheet date of dividends declared but unpaid on equity securities issued by the entity and outstanding. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03.15(5)) -URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03.15(5)) -URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 03 -Paragraph 15 -Subparagraph a -Article 7 + Details
Name: | us-gaap_DividendsPayableCurrentAndNoncurrent
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition The percentage rate used to calculate dividend payments on preferred stock. + References No definition available. + Details
Name: | us-gaap_PreferredStockDividendRatePercentage
Namespace Prefix: | us-gaap_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Face amount or stated value per share of preferred stock nonredeemable or redeemable solely at the option of the issuer. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.28) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 29 -Article 5 + Details
Name: | us-gaap_PreferredStockParOrStatedValuePerShare
Namespace Prefix: | us-gaap_
Data Type: | num:perShareItemType
Balance Type: | na
Period Type: | instant

X
- Definition The maximum number of nonredeemable preferred shares (or preferred stock redeemable solely at the option of the issuer) permitted to be issued by an entity's charter and bylaws. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.28) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 29 -Article 5 + Details
Name: | us-gaap_PreferredStockSharesAuthorized
Namespace Prefix: | us-gaap_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | instant

X
- Definition Total number of nonredeemable preferred shares (or preferred stock redeemable solely at the option of the issuer) issued to shareholders (includes related preferred shares that were issued, repurchased, and remain in the treasury). May be all or portion of the number of preferred shares authorized. Excludes preferred shares that are classified as debt. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.28) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 29 -Article 5 + Details
Name: | us-gaap_PreferredStockSharesIssued
Namespace Prefix: | us-gaap_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | instant

X
- Definition Aggregate share number for all nonredeemable preferred stock (or preferred stock redeemable solely at the option of the issuer) held by stockholders. Does not include preferred shares that have been repurchased. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.28) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 29 -Article 5 + Details
Name: | us-gaap_PreferredStockSharesOutstanding
Namespace Prefix: | us-gaap_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | instant

X
- Definition The cash inflow associated with the amount received from entity's raising of capital via private rather than public placement. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Financing Activities -URI http://asc.fasb.org/extlink&oid=6513228 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 14 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=56944662&loc=d3e3255-108585 + Details
Name: | us-gaap_ProceedsFromIssuanceOfPrivatePlacement
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition The cash inflow associated with the sale of receivables arising from the financing of goods and services. + References No definition available. + Details
Name: | us-gaap_ProceedsFromSaleOfFinanceReceivables
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition The cash inflow associated with the amount received from holders exercising their stock warrants. + References No definition available. + Details
Name: | us-gaap_ProceedsFromWarrantExercises
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Per share amount received by subsidiary or equity investee for each share of common stock issued or sold in the stock transaction. + References No definition available. + Details
Name: | us-gaap_SaleOfStockPricePerShare
Namespace Prefix: | us-gaap_
Data Type: | num:perShareItemType
Balance Type: | na
Period Type: | instant

X
- Definition Price of a single share of a number of saleable stocks of a company. + References No definition available. + Details
Name: | us-gaap_SharePrice
Namespace Prefix: | us-gaap_
Data Type: | num:perShareItemType
Balance Type: | na
Period Type: | instant

X
- Definition Number of new stock issued during the period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6928386&loc=d3e21463-112644 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.3-04) -URI http://asc.fasb.org/extlink&oid=27012166&loc=d3e187085-122770 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 29, 30 -Article 5 + Details
Name: | us-gaap_StockIssuedDuringPeriodSharesNewIssues
Namespace Prefix: | us-gaap_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | duration

X
- Definition Number of share options (or share units) exercised during the current period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6928386&loc=d3e21463-112644 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.3-04) -URI http://asc.fasb.org/extlink&oid=27012166&loc=d3e187085-122770 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(1)(iv)(2) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.28,29) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 29, 30 -Article 5 + Details
Name: | us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised
Namespace Prefix: | us-gaap_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | duration

X
- Definition Equity impact of the value of new stock issued during the period. Includes shares issued in an initial public offering or a secondary public offering. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6928386&loc=d3e21463-112644 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.3-04) -URI http://asc.fasb.org/extlink&oid=27012166&loc=d3e187085-122770 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 29, 30, 31 -Article 5 + Details
Name: | us-gaap_StockIssuedDuringPeriodValueNewIssues
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Details
Name: | us-gaap_FinancialInstrumentAxis=us-gaap_WarrantMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancialInstrumentAxis=cytx_October2014WarrantsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancialInstrumentAxis=cytx_May2015WarrantSMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancialInstrumentAxis=cytx_August2015WarrantSMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_StatementScenarioAxis=cytx_Two015AmendmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_StatementScenarioAxis=cytx_Two014AmendmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | dei_LegalEntityAxis=cytx_WbbSecuritiesLlcMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | dei_LegalEntityAxis=cytx_InstitutionalInvestorsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | dei_LegalEntityAxis=cytx_LoremVascularMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_StatementScenarioAxis=cytx_FirstClosingOfStockSaleMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_StatementScenarioAxis=cytx_SecondClosingOfStockSaleMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_StatementClassOfStockAxis=us-gaap_SeriesAPreferredStockMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DividendsAxis=us-gaap_DividendDeclaredMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DividendsAxis=us-gaap_DividendPaidMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_StatementClassOfStockAxis=us-gaap_WarrantMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |