Subsequent Events (Details) (USD $)	Mar. 31, 2013	May 08, 2013 Subsequent Event [Member]	May 08, 2013 Subsequent Event [Member] Minimum [Member]	May 08, 2013 Subsequent Event [Member] Maximum [Member]
Subsequent Event [Line Items]
Payment obligation under termination agreement	$ 1,200,000		$ 4,500,000	$ 16,000,000
Payment installment period			1 year	6 years
Installment payment amount description		Installment payments will be calculated quarterly based on 5% of Cytori's gross sales receipts for all products sold. An additional provision sets forth that if Cytori receives a cumulative total of at least $35,000,000 in cash through strategic or financing arrangements during the first year of the Termination Agreement, Cytori will pay $4,500,000 upon request of Olympus as full and complete consideration under the Agreement.

Refers to terms of a settlement agreement which resolved the legal matter, including amount and timing of payment between the parties.

No definition available.

Name:	cytx_PaymentObligationUnderTerminationAgreement
Namespace Prefix:	cytx_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant