Condensed Consolidated Statements of Operations (Unaudited) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021
REVENUE
Interest income	$ 1,761	$ 1,354
Other	9,592	33,769
Total revenue	716,144	679,904
Interest expense	21,252	19,797
Net revenue	694,892	660,107
OPERATING EXPENSES
Compensation and benefits	396,841	401,546
Occupancy and equipment	31,239	34,748
Marketing and business development	14,123	6,651
Technology and information services	37,931	33,670
Professional services	16,029	14,948
Fund administration and outsourced services	29,703	29,279
Amortization of intangible assets related to acquisitions	15	15
Other	9,283	4,960
Total operating expenses	535,164	525,817
OPERATING INCOME	159,728	134,290
Provision for income taxes	38,753	43,464
NET INCOME	120,975	90,826
LESS - NET INCOME ATTRIBUTABLE TO NONCONTROLLING INTERESTS	7,099	3,526
NET INCOME ATTRIBUTABLE TO LAZARD LTD	$ 113,876	$ 87,300
WEIGHTED AVERAGE SHARES OF COMMON STOCK OUTSTANDING:
Basic	102,547,277	107,291,560
Diluted	108,186,642	115,822,294
NET INCOME PER SHARE OF COMMON STOCK:
Basic	$ 1.09	$ 0.80
Diluted	$ 1.05	$ 0.75
Investment Banking and Other Advisory Fees [Member]
REVENUE
Revenue	$ 389,739	$ 317,831
Asset Management Fees [Member]
REVENUE
Revenue	$ 315,052	$ 326,950