Define contribution plans additional contribution percentage by employee

No definition available.

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Define contribution plans annual contribution percentage by employee

No definition available.

Name:	evr_DefinedContributionPlansAnnualContributionPercentageByEmployee
Namespace Prefix:	evr_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

Name:	us-gaap_DefinedBenefitPlanDisclosureLineItems
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Amount of discretionary contributions made by an employer to a defined contribution plan.

No definition available.

Name:	us-gaap_DefinedContributionPlanEmployerDiscretionaryContributionAmount
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

Percentage of employees' gross pay for which the employer contributes a matching contribution to a defined contribution plan.

No definition available.

Name:	us-gaap_DefinedContributionPlanEmployerMatchingContributionPercent
Namespace Prefix:	us-gaap_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

Maximum percentage of employee gross pay the employee may contribute to a defined contribution plan.

No definition available.

Name:	us-gaap_DefinedContributionPlanMaximumAnnualContributionsPerEmployeePercent
Namespace Prefix:	us-gaap_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

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Employee Benefit Plans (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012
Defined Benefit Plan Disclosure [Line Items]
Defined Contribution Plan, Maximum Annual Contributions Per Employee, Percent	10.00%
Defined Contribution Plan, Employer Discretionary Contribution Amount	$ 4,167	$ 3,632	$ 3,360
Minimum [Member]
Defined Benefit Plan Disclosure [Line Items]
Defined Contribution Plans Annual Contribution Percentage By Employee	15.00%
Defined Contribution Plans Additional Contribution Percentage By Employee	7.50%
Defined Contribution Plan, Employer Matching Contribution, Percent of Employees' Gross Pay	5.00%
Maximum [Member]
Defined Benefit Plan Disclosure [Line Items]
Defined Contribution Plans Annual Contribution Percentage By Employee	50.00%
Defined Contribution Plans Additional Contribution Percentage By Employee	10.00%
Defined Contribution Plan, Employer Matching Contribution, Percent of Employees' Gross Pay	10.00%
Evercore Europe Plan After July 2011 [Member]
Defined Benefit Plan Disclosure [Line Items]
Defined Contribution Plans Annual Contribution Percentage By Employee	17.50%