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Regulatory Authorities - Additional Information (Detail) - USD ($) | 3 Months Ended |
--- | --- | ---
Mar. 31, 2016 | Dec. 31, 2015
EGL [Member] |  |
Regulatory Authorities [Line Items] |  |
Alternative Net Capital Requirement | $ 250,000 |
Net Capital | 118,303,000 | $ 79,019,000
Alternative excess net capital | 118,053,000 | $ 78,769,000
Evercore Trust Company [Member] |  |
Regulatory Authorities [Line Items] |  |
Tier One Capital | 5,000,000 |
Minimum liquid assets, amount | $ 3,500,000 |
Coverage of operating expenses (in days) | 90 days |
Collateral held in a segregated account at a third-party depository institution | $ 10,000,000 |

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- Definition Minimum liquid assets required to be maintained. + References No definition available. + Details
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- Definition Minimum Restricted Cash and Investments Required to Be Maintained + References No definition available. + Details
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Namespace Prefix: | evr_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

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- Definition Number of days of coverage operating expenses for liquid assets calculation. + References No definition available. + Details
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Namespace Prefix: | evr_
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- Definition Regulatory Authorities [Line Items] + References No definition available. + Details
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- Definition The amount of net capital in excess of the alternative minimum required net capital. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Rule 15c3-1 -Number 240 -Section 15c3-1 + Details
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- Definition Amount of net capital requirement computed under the alternative method allowed under regulatory reporting requirements. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Rule 15c3-1 -Number 240 -Section 15c3-1 + Details
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- Definition Net capital is equal to the net worth of the broker dealer, less certain items such as exchange memberships, carrying value of securities not readily marketable, haircuts on marketable securities in proprietary accounts, furniture and equipment and other illiquid assets as defined. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Rule 15c3-1 -Number 240 -Section 15c3-1 + Details
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- Definition Tier 1 Risk Based Capital as defined in the regulations. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 505 -Section 50 -Paragraph 1 -Subparagraph (c)(1) -URI http://asc.fasb.org/extlink&oid=35709795&loc=SL5958568-112826 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 505 -Section 50 -Paragraph 1H -Subparagraph (c)(2) -URI http://asc.fasb.org/extlink&oid=35709795&loc=d3e65071-112826 + Details
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- Details
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Namespace Prefix: |
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- Details
Name: | dei_LegalEntityAxis=evr_EvercoreTrustCompanyMember
Namespace Prefix: |
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Period Type: |