v3.26.1
COVER PAGE - shares
 3 Months Ended
Mar. 31, 2026
Apr. 30, 2026
Document Information [Line Items]    
Document Type 10-Q  
Document Quarterly Report true  
Document Period End Date Mar. 31, 2026  
Document Transition Report false  
Securities Act File Number 000-56746  
Entity Registrant Name Carlyle Private Equity Partners Fund, L.P.  
Entity Incorporation, State or Country Code DE  
Entity Tax Identification Number 33-3814841  
Entity Address, Address Line One 1001 Pennsylvania Ave., N.W.  
Entity Address, Address Line Two Suite 220 South  
Entity Address, City or Town Washington  
Entity Address, State or Province DC  
Entity Address, Postal Zip Code 20004-2505  
City Area Code 202  
Local Phone Number 729-5626  
Entity Current Reporting Status Yes  
Entity Interactive Data Current Yes  
Entity Filer Category Non-accelerated Filer  
Entity Small Business false  
Entity Emerging Growth Company true  
Entity Ex Transition Period false  
Entity Shell Company false  
Entity Central Index Key 0002065337  
Current Fiscal Year End Date --12-31  
Document Fiscal Year Focus 2026  
Document Fiscal Period Focus Q1  
Amendment flag false  
Class A-S Units    
Document Information [Line Items]    
Entity Common Stock, Shares Outstanding   24,000
Class A-I Units    
Document Information [Line Items]    
Entity Common Stock, Shares Outstanding   873,796
Class C Units    
Document Information [Line Items]    
Entity Common Stock, Shares Outstanding   164,970
Class E-A Units    
Document Information [Line Items]    
Entity Common Stock, Shares Outstanding   164,829
Class E-S Units    
Document Information [Line Items]    
Entity Common Stock, Shares Outstanding   12,781
Class E-I Units    
Document Information [Line Items]    
Entity Common Stock, Shares Outstanding   2,242,975