v3.25.2
STOCKHOLDERS’ EQUITY AND REDEEMABLE NONCONTROLLING INTERESTS - Accumulated Other Comprehensive Income (Loss), Net of Tax (Details) - USD ($)
$ in Thousands
 3 Months Ended 6 Months Ended
Jun. 30, 2025
Jun. 30, 2024
Jun. 30, 2025
Jun. 30, 2024
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]        
Balance at the beginning $ 648,553 $ 448,531 $ 685,154 $ 482,187
Other comprehensive income (loss) before reclassifications 35,840 (3,783) 54,264 (19,230)
Adjustments for items reclassified to earnings, net of tax 2,065 1,485 3,641 2,887
OTHER COMPREHENSIVE INCOME (LOSS), NET OF TAX 37,905 (2,298) 57,905 (16,343)
Balance at the end 786,484 514,190 786,484 514,190
Total AOCI        
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]        
Balance at the beginning (306,802) (303,994) (326,802) (289,949)
Balance at the end (268,897) (306,292) (268,897) (306,292)
Currency Translation Adjustments        
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]        
Balance at the beginning (136,701) (140,253) (160,914) (123,991)
Other comprehensive income (loss) before reclassifications 45,868 (4,572) 70,081 (20,834)
Adjustments for items reclassified to earnings, net of tax 0 0 0 0
OTHER COMPREHENSIVE INCOME (LOSS), NET OF TAX 45,868 (4,572) 70,081 (20,834)
Balance at the end (90,833) (144,825) (90,833) (144,825)
Employee Benefit Plans        
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]        
Balance at the beginning (170,101) (163,741) (165,888) (165,958)
Other comprehensive income (loss) before reclassifications (10,028) 789 (15,817) 1,604
Adjustments for items reclassified to earnings, net of tax 2,065 1,485 3,641 2,887
OTHER COMPREHENSIVE INCOME (LOSS), NET OF TAX (7,963) 2,274 (12,176) 4,491
Balance at the end (178,064) (161,467) (178,064) (161,467)
Amount Attributable to Noncontrolling Interests        
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]        
Balance at the beginning (36) 1 (60) 1
Other comprehensive income (loss) before reclassifications 42 0 66 0
Adjustments for items reclassified to earnings, net of tax 0 0 0 0
OTHER COMPREHENSIVE INCOME (LOSS), NET OF TAX 42 0 66 0
Balance at the end 6 1 6 1
Total Lazard AOCI        
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]        
Balance at the beginning (306,766) (303,995) (326,742) (289,950)
Other comprehensive income (loss) before reclassifications 35,798 (3,783) 54,198 (19,230)
Adjustments for items reclassified to earnings, net of tax 2,065 1,485 3,641 2,887
OTHER COMPREHENSIVE INCOME (LOSS), NET OF TAX 37,863 (2,298) 57,839 (16,343)
Balance at the end $ (268,903) $ (306,293) $ (268,903) $ (306,293)