Condensed Consolidated Statements of Financial Condition - USD ($) $ in Thousands	Jun. 30, 2017	Dec. 31, 2016
ASSETS
Cash and cash equivalents	$ 955,639	$ 1,158,785
Deposits with banks and short-term investments	756,507	419,668
Cash deposited with clearing organizations and other segregated cash	34,480	29,030
Receivables (net of allowance for doubtful accounts of $25,094 and $16,386 at June 30, 2017 and December 31, 2016, respectively):
Fees	527,470	564,291
Customers and other	127,269	73,991
Total receivables, net	654,739	638,282
Investments	421,727	459,422
Property (net of accumulated amortization and depreciation of $307,080 and $286,001 at June 30, 2017 and December 31, 2016, respectively)	200,301	209,021
Goodwill and other intangible assets (net of accumulated amortization of $61,771 and $60,080 at June 30, 2017 and December 31, 2016, respectively)	389,216	382,024
Deferred tax assets	1,113,528	1,075,777
Other assets	243,625	184,499
Total Assets	4,769,762	4,556,508
Liabilities:
Deposits and other customer payables	829,993	472,283
Accrued compensation and benefits	378,279	541,588
Senior debt	1,189,489	1,188,600
Deferred tax liabilities	8,966	9,168
Other liabilities	547,488	537,446
Total Liabilities	3,467,049	3,262,695
Commitments and contingencies
Common stock:
Class A, par value $.01 per share (500,000,000 shares authorized; 129,766,091 shares issued at June 30, 2017 and December 31, 2016, including shares held by subsidiaries as indicated below)	1,298	1,298
Additional paid-in-capital	673,242	688,231
Retained earnings	1,166,026	1,134,186
Accumulated other comprehensive loss, net of tax	(277,785)	(314,222)
Stockholders' equity subtotal before common stock held by subsidiaries and Noncontrolling interests, total	1,562,781	1,509,493
Class A common stock held by subsidiaries, at cost (8,160,804 and 7,628,786 shares at June 30, 2017 and December 31, 2016, respectively)	(319,755)	(273,506)
Total Lazard Ltd Stockholders’ Equity	1,243,026	1,235,987
Noncontrolling interests	59,687	57,826
Total Stockholders’ Equity	1,302,713	1,293,813
Total Liabilities and Stockholders’ Equity	4,769,762	4,556,508
LTBP Trust [Member]
Liabilities:
Tax receivable agreement obligation	512,834	513,610
Series A Preferred Stock [Member]
Preferred stock:
Preferred stock
Series B Preferred Stock [Member]
Preferred stock:
Preferred stock