Noncontrolling Interest Changes In Noncontrolling Interest (Detail) (USD $) In Thousands, unless otherwise specified	3 Months Ended								12 Months Ended
	Dec. 31, 2013	Sep. 30, 2013	Jun. 30, 2013	Mar. 31, 2013	Dec. 31, 2012	Sep. 30, 2012	Jun. 30, 2012	Mar. 31, 2012	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Stockholders' Equity Attributable to Noncontrolling Interest [Roll Forward]
Beginning balance				$ 62,243					$ 62,243
Operating income	(6,474)	(4,292)	(5,585)	(2,409)	(5,963)	(2,172)	(4,207)	1,752	(18,760)	(10,590)	(3,579)
Total comprehensive income									(18,532)	(11,859)	(1,361)
Ending balance	60,577				62,243				60,577	62,243
Noncontrolling Interest [Member]
Stockholders' Equity Attributable to Noncontrolling Interest [Roll Forward]
Beginning balance				62,243				58,162	62,243	58,162	66,542
Operating income									18,760	10,590	3,579
Other comprehensive income (loss)									(228)	1,269	(2,218)
Total comprehensive income									18,532	11,859	1,361
Evercore LP Units Purchased or Converted into Class A Shares									(21,414)	(9,867)	(12,268)
Amortization and Vesting of LP Units									20,365	21,697	21,057
Distributions to Noncontrolling Interests									(18,950)	(16,528)	(19,087)
Fair value of Noncontrolling Interest in Pan									309	0	0
Issuance of Noncontrolling Interest									4,021	469	917
Purchase of Noncontrolling Interest									(4,529)	0	0
Other									0	(3,549)	(360)
Total other items									(20,198)	(7,778)	(9,741)
Ending balance	$ 60,577				$ 62,243				$ 60,577	$ 62,243	$ 58,162