v3.25.2
ORGANIZATION AND BASIS OF PRESENTATION - Additional Information (Details) - segment
6 Months Ended
Jun. 30, 2025
Dec. 31, 2024
Organization And Basis Of Presentation [Line Items]    
Number of business segments 2  
Lazard Group LLC    
Organization And Basis Of Presentation [Line Items]    
Percentage of common membership interests held (as a percent) 100.00% 100.00%