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Grant Of LP Units

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- Definition

Noncontrolling Interest Increase From Acquisition Issuance

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- Definition

Purchase Of Noncontrolling Interest

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- Definition

Purchase Of Noncontrolling Interest (as a percent)

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- Definition

Purchase Of Noncontrolling Interest (in shares)

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- Definition

Number of Evercore LP Units that have been purchased or converted during the period.

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Amount of other increase (decrease) in additional paid in capital (APIC).

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- Definition

Number of shares of equity interests issued or issuable to acquire entity.

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-Paragraph 1
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- Definition

Represents the purchase by the parent of an additional equity interest in a subsidiary during the period, thereby effecting a change in total (consolidated) equity attributable to the parent. The purchase of the additional equity interest represented by this element increases the parent's controlling interest in the subsidiary.

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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The equity interest of noncontrolling shareholders, partners or other equity holders in consolidated entity.

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The parent entity's interest in net assets of the subsidiary, expressed as a percentage.

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Net Increase or Decrease in balance of noncontrolling interest in the subsidiary during the reporting period.

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The amount of the reduction or elimination during the period of a noncontrolling interest resulting from the parent's loss of control and deconsolidation of the entity in which one or more outside parties had a noncontrolling interest.

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- Definition

Amount after tax and reclassification adjustments, of appreciation (loss) in value of unsold available-for-sale securities, attributable to noncontrolling interest. Excludes amounts related to other than temporary impairment (OTTI) loss.

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Amount after tax and reclassification adjustments of gain (loss) on foreign currency translation adjustments, foreign currency transactions designated and effective as economic hedges of a net investment in a foreign entity and intra-entity foreign currency transactions that are of a long-term-investment nature, attributable to noncontrolling interests.

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As of the reporting date, the aggregate carrying amount of all noncontrolling interests which are redeemable by the (parent) entity (1) at a fixed or determinable price on a fixed or determinable date, (2) at the option of the holder of the noncontrolling interest, or (3) upon occurrence of an event that is not solely within the control of the (parent) entity. This item includes noncontrolling interest holder's ownership (or holders' ownership) regardless of the type of equity interest (common, preferred, other) including all potential organizational (legal) forms of the investee entity.

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Amount of increase (decrease) in temporary equity from changes classified as other.

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Noncontrolling Interest - Additional Information (Detail) - USD ($) shares in Thousands, $ in Thousands		1 Months Ended	6 Months Ended	9 Months Ended	12 Months Ended
	Jan. 29, 2016	May 31, 2014	Jun. 30, 2014	Sep. 30, 2016	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014	Oct. 31, 2014	Mar. 31, 2014
Noncontrolling Interest [Line Items]
Other Comprehensive Income (Loss), Available-for-sale Securities Adjustment, Net of Tax, Portion Attributable to Noncontrolling Interest					$ (699)	$ (1,083)	$ (981)
Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax, Portion Attributable to Noncontrolling Interest					(3,038)	(2,803)	(1,627)
Purchase of Noncontrolling Interest					0	0	7,100
Adjustments to Additional Paid-In-Capital					16,242	$ 12,833
Evercore LP Units Purchased or Converted into Class A Common Stock, Shares (in units)						26
Subsidiary of Common Parent [Member]
Noncontrolling Interest [Line Items]
Adjustments to Additional Paid-In-Capital							1,124
Evercore ISI [Member]
Noncontrolling Interest [Line Items]
Noncontrolling Interest Increase From Acquisition Issuance							68,835
Other Acquisitions [Member]
Noncontrolling Interest [Line Items]
Noncontrolling Interest Increase From Acquisition Issuance							3,509
LP Unit Purchases [Member]
Noncontrolling Interest [Line Items]
Noncontrolling Interest, Period Increase (Decrease)					$ (235)	$ (353)
Adjustments to Additional Paid-In-Capital						$ (770)
Evercore LP Units Purchased or Converted into Class A Common Stock, Shares (in units)					5	26
Evercore LP [Member]
Noncontrolling Interest [Line Items]
Noncontrolling Interest (as a percent)					14.00%
Evercore Wealth Management [Member]
Noncontrolling Interest [Line Items]
Noncontrolling Interest (as a percent)					38.00%
Noncontrolling Interest, Period Increase (Decrease)			$ 27,477
Adjustments to Additional Paid-In-Capital			3,244				(4,116)
Purchase of Noncontrolling Interest (in shares)		3
Purchase of Noncontrolling Interest (as a percent)		22.00%
Business Acquisition, Equity Interest Issued or Issuable, Number of Shares		119
Grant of LP Units (in units)		11
Consolidation, Less than Wholly Owned Subsidiary, Parent Ownership Interest, Changes, Purchase of Interest by Parent		$ 7,100
Noncontrolling Interest, Ownership Percentage by Parent (as a percent)		62.00%
Temporary Equity, Other Changes			(34,577)
Decrease In Treasury Stock			$ 3,856
Redeemable Noncontrolling Interest, Equity, Carrying Amount									$ 34,577
PCA [Member]
Noncontrolling Interest [Line Items]
Noncontrolling Interest (as a percent)					39.00%
ECB [Member]
Noncontrolling Interest [Line Items]
Noncontrolling Interest (as a percent)	28.00%
Purchase of Noncontrolling Interest	$ 6,482
Noncontrolling Interest, Period Increase (Decrease)					$ (5,225)
Adjustments to Additional Paid-In-Capital					(1,257)
Atalanta Sosnoff [Member]
Noncontrolling Interest [Line Items]
Noncontrolling Interest (as a percent)						34.00%
Adjustments to Additional Paid-In-Capital						$ 6,333
Temporary Equity, Other Changes						(2,683)
Noncontrolling Interest, Decrease from Deconsolidation						$ 16,090
Institutional Equities [Member]
Noncontrolling Interest [Line Items]
Noncontrolling Interest (as a percent)								38.00%
Adjustments to Additional Paid-In-Capital							$ (17,307)
GCP III [Member]
Noncontrolling Interest [Line Items]
Noncontrolling Interest, Decrease from Deconsolidation				$ 5,808	$ 5,808