v3.25.1
Document and Entity Information - shares
3 Months Ended
Mar. 31, 2025
May 06, 2025
Document Information [Line Items]    
Document Type 10-Q  
Document Quarterly Report true  
Document Transition Report false  
Entity Interactive Data Current Yes  
Amendment Flag false  
Document Period End Date Mar. 31, 2025  
Document Fiscal Year Focus 2025  
Document Fiscal Period Focus Q1  
Entity Registrant Name Palmer Square Capital BDC Inc.  
Central Index Key 0001794776  
Securities Act File Number 814-01334  
Entity Tax Identification Number 84-3665200  
Entity Incorporation, State or Country Code MD  
Current Fiscal Year End Date --12-31  
Entity Current Reporting Status Yes  
Entity Shell Company false  
Entity Filer Category Accelerated Filer  
Entity Small Business false  
Entity Emerging Growth Company true  
Entity Ex Transition Period false  
Entity Address, Address Line One 1900 Shawnee Mission Parkway  
Entity Address, Address Line Two Suite 315  
Entity Address, City or Town Mission Woods  
Entity Address, State or Province KS  
Entity Address, Postal Zip Code 66205  
City Area Code 816  
Local Phone Number 994-3200  
Title of 12(b) Security Common Stock, par value $0.001 per share  
Trading Symbol PSBD  
Security Exchange Name NYSE  
Entity Common Stock, Shares Outstanding   32,373,245