Net Income Per Share Attributable to Evercore Partners Inc. Common Shareholders - Additional Information (Details) shares in Thousands, $ in Thousands	1 Months Ended	3 Months Ended		6 Months Ended
	Nov. 30, 2016	Jun. 30, 2017 USD ($) shares	Jun. 30, 2016 USD ($) shares	Jun. 30, 2017 USD ($) shares	Jun. 30, 2016 USD ($) shares
Earnings Per Share, Basic, by Common Class, Including Two Class Method [Line Items]
Adjustment to Diluted Net Income Attributable to Class A Common Shareholders if LP Units were Dilutive | $		$ 2,728	$ 3,952	$ 14,118	$ 5,263
Class G And H Interests and Class I-P Units [Member]
Earnings Per Share, Basic, by Common Class, Including Two Class Method [Line Items]
Shares that are Contingently Issuable		2,539	2,785	2,557	3,098
LP Units [Member]
Earnings Per Share, Basic, by Common Class, Including Two Class Method [Line Items]
Antidilutive Securities Excluded from Computation of Earnings Per Share (in shares)		6,005	6,499	6,051	6,456
LP Units [Member]
Earnings Per Share, Basic, by Common Class, Including Two Class Method [Line Items]
Limited Partnership Units Convertible Conversion Ratio	1			1