Condensed Consolidated Statements of Changes in Equity (USD $) In Thousands, except Share data	Total	Class A	Additional Paid-In Capital	Accumulated Other Comprehensive Income (Loss)	Retained Earnings (Deficit)	Treasury Stock	Noncontrolling Interest
Beginning Balance, Value at Dec. 31, 2011	$ 465,826	$ 310	$ 575,122	$ (12,058)	$ (76,703)	$ (79,007)	$ 58,162
Beginning Balance, Shares at Dec. 31, 2011		31,014,265				(3,072,958)
Net Income (Loss)	(5,120)				(3,368)		(1,752)
Other Comprehensive Income (Loss)	5,361			3,751			1,610
Treasury Stock Purchases, Value	(14,927)					(14,927)
Treasury Stock Purchases, Shares						(522,508)
Evercore LP Units Converted into Class A Common Stock	697	3	1,869				(1,175)
Evercore LP Units Converted into Class A Common Stock, Shares		312,477
Stock-based Compensation Awards, Value	26,956	13	21,458				5,485
Stock-based Compensation Awards, Shares		1,275,499
Shares Issued as Consideration for Acquisitions and Investments, Value	1,096					1,096
Shares Issued as Consideration for Acquisitions and Investments, Shares						39,062
Dividends and Equivalents	(5,881)		1,200		(7,081)
Noncontrolling Interest (Note 12)	(2,071)		402				(2,473)
Ending Balance, Value at Mar. 31, 2012	471,937	326	600,051	(8,307)	(87,152)	(92,838)	59,857
Ending Balance, Shares at Mar. 31, 2012		32,602,241				(3,556,404)
Beginning Balance, Value at Dec. 31, 2012	490,749	350	654,275	(9,086)	(77,079)	(139,954)	62,243
Beginning Balance, Shares at Dec. 31, 2012		35,040,501				(5,463,515)
Net Income (Loss)	8,378				5,969		2,409
Other Comprehensive Income (Loss)	(24)			(18)			(6)
Treasury Stock Purchases, Value	(29,752)					(29,752)
Treasury Stock Purchases, Shares						(783,553)
Evercore LP Units Converted into Class A Common Stock	784	13	8,065				(7,294)
Evercore LP Units Converted into Class A Common Stock, Shares		1,326,127
Stock-based Compensation Awards, Value	36,147	17	30,153			65	5,912
Stock-based Compensation Awards, Shares		1,682,660				2,600
Dividends and Equivalents	(7,115)		1,530		(8,645)
Noncontrolling Interest (Note 12)	(5,939)		547				(6,486)
Ending Balance, Value at Mar. 31, 2013	$ 493,228	$ 380	$ 694,570	$ (9,104)	$ (79,755)	$ (169,641)	$ 56,778
Ending Balance, Shares at Mar. 31, 2013		38,049,288				(6,244,468)