XML 11 R1.htm IDEA: XBRL DOCUMENT v3.23.1
Document and Entity Information - shares
 3 Months Ended
Mar. 31, 2023
May 09, 2023
Document Type 10-Q  
Document Period End Date Mar. 31, 2023  
Document Quarterly Report true  
Document Transition Report false  
Entity File Number 000-50626  
Entity Registrant Name Cyclacel Pharmaceuticals, Inc.  
Entity Incorporation, State or Country Code DE  
Entity Tax Identification Number 91-1707622  
Entity Address, Address Line One 200 Connell Drive  
Entity Address, Address Line Two Suite 1500  
Entity Address, City or Town Berkeley Heights  
Entity Address, State or Province NJ  
Entity Address, Postal Zip Code 07922  
City Area Code 908  
Local Phone Number 517-7330  
Entity Current Reporting Status Yes  
Entity Interactive Data Current Yes  
Entity Filer Category Non-accelerated Filer  
Entity Small Business true  
Entity Emerging Growth Company false  
Entity Shell Company false  
Current Fiscal Year End Date --12-31  
Document Fiscal Year Focus 2023  
Document Fiscal Period Focus Q1  
Entity Central Index Key 0001130166  
Amendment Flag false  
Entity Common Stock, Shares Outstanding   12,539,189
Common Stock    
Title of 12(b) Security Common Stock, par value $0.001 per share  
Trading Symbol CYCC  
Security Exchange Name NASDAQ  
Preferred Stock    
Title of 12(b) Security Preferred Stock, $0.001 par value  
Trading Symbol CYCCP  
Security Exchange Name NASDAQ