Recent Accounting Pronouncements (Details)	9 Months Ended
Sep. 30, 2012
Recent Accounting Pronouncements [Abstract]
Minimum likelihood percentage of indefinite lived intangible asset not impaired for no further analysis (in hundredths)	50.00%

Minimum likelihood percentage of indefinite lived intangible asset not impaired for no further analysis requirement.

No definition available.

Name:	cytr_MinimumLikelihoodPercentageOfIndefiniteLivedIntangibleAssetNotImpairedForNoFurtherAnalysis
Namespace Prefix:	cytr_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration