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Organization of the Company (Details) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Dec. 31, 2013
Nature of Operations
Grant awarded from UK Government's Biomedical Catalyst	$ 1.5

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Namespace Prefix:	cycc_
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- Definition

Cash received from grantors during the current period related to operating activities. This element represents receipts from a guarantor for the amount of guarantee provided.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 230

-SubTopic 10

-Section 45

-Paragraph 25

-Subparagraph (c)

-URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3536-108585

+ Details

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