Net Income Per Share of Common Stock (Tables)

12 Months Ended

Dec. 31, 2022

Earnings Per Share [Abstract]

Company's Basic and Diluted Net Income Per Share and Weighted Average Shares Outstanding

The Company’s basic and diluted net income per share calculations using the “two-class” method for the years ended December 31, 2022, 2021, and 2020 are presented below:

	Year Ended December 31,
	2022			2021			2020
Net income attributable to Lazard Ltd	$	357,517		$	528,064		$	402,461
Add - adjustment for earnings attributable to participating    securities		(5,732	)		(8,647	)		(7,667	)
Net income attributable to Lazard Ltd - basic		351,785			519,417			394,794
Add - adjustment for earnings attributable to participating    securities		2,641			7,068			6,429
Net income attributable to Lazard Ltd - diluted	$	354,426		$	526,485		$	401,223
Weighted average number of shares of common    stock outstanding		93,994,663			104,166,347			104,803,849
Add - adjustment for shares of common stock    issuable on a non-contingent basis		1,669,466			1,869,461			2,058,890
Weighted average number of shares of common    stock outstanding - basic		95,664,129			106,035,808			106,862,739
Add - dilutive effect, as applicable, of:
Weighted average number of incremental shares of    common stock issuable from share-based    incentive compensation		5,333,545			7,638,891			6,620,641
Weighted average number of shares of common stock    outstanding - diluted		100,997,674			113,674,699			113,483,380
Net income attributable to Lazard Ltd per share of    common stock:
Basic	$	3.68		$	4.90		$	3.69
Diluted	$	3.51		$	4.63		$	3.54