v3.25.3
Cover
9 Months Ended
Sep. 30, 2025
Cover [Abstract]  
Document Type S-1
Amendment Flag false
Entity Registrant Name Cardiff Lexington Corporation
Entity Central Index Key 0000811222
Entity Tax Identification Number 84-1044583
Entity Incorporation, State or Country Code NV
Entity Address, Address Line One 3753 Howard Hughes Parkway
Entity Address, Address Line Two Suite 200
Entity Address, City or Town Las Vegas
Entity Address, State or Province NV
Entity Address, Postal Zip Code 89169
City Area Code 844
Local Phone Number 628-2100
Entity Filer Category Non-accelerated Filer
Entity Small Business true
Entity Emerging Growth Company false
Document Creation Date Dec. 15, 2025