Noncontrolling Interest - Changes In Noncontrolling Interest (Details) - USD ($) $ in Thousands	3 Months Ended	9 Months Ended
Sep. 30, 2020	Sep. 30, 2019	Sep. 30, 2020	Sep. 30, 2019
Stockholders' Equity Attributable to Noncontrolling Interest [Roll Forward]
Beginning balance			$ 256,534
Comprehensive Income:
Net Income Attributable to Noncontrolling Interest	$ 8,510	$ 9,226	27,031	$ 35,709
Total Comprehensive Income	9,496	8,724	26,250	34,943
Evercore LP Units Exchanged for Class A Shares	3	492	8,599	18,644
Total Other Items	(9,253)	(12,651)	(24,425)	(94,561)
Ending balance	236,088		236,088
Noncontrolling Interest [Member]
Stockholders' Equity Attributable to Noncontrolling Interest [Roll Forward]
Beginning balance	231,622	236,549	256,534	249,819
Comprehensive Income:
Net Income Attributable to Noncontrolling Interest	8,510	9,226	27,031	35,709
Other Comprehensive Income (Loss)	986	(502)	(781)	(766)
Total Comprehensive Income	9,496	8,724	26,250	34,943
Evercore LP Units Exchanged for Class A Shares	(8)	(1,010)	(33,762)	(12,187)
Amortization and Vesting of LP Units	4,231	6,993	9,926	19,109
Distributions to Noncontrolling Interests	(9,253)	(13,251)	(23,262)	(44,947)
Issuance of Noncontrolling Interest	0	600	540	3,301
Purchase of Noncontrolling Interest	0	0	(138)	(11,433)
Total Other Items	(9,253)	(12,651)	(22,860)	(53,079)
Ending balance	$ 236,088	$ 238,605	$ 236,088	$ 238,605

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LP Units Purchased or Converted into Class Common Stock Value

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Represents a net increase (decrease) in noncontrolling interest from issuance of additional equity interests to noncontrolling interest holders or the sale of a portion of the parent's controlling interest or from payment of dividends or other distributions by the non-wholly owned subsidiary or partially owned entity, included in the consolidation of the parent entity, to the noncontrolling interest holders.

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Amount after tax of increase (decrease) in equity from transactions and other events and circumstances from net income (loss) and other comprehensive income (loss), attributable to noncontrolling interests. Excludes changes in equity resulting from investments by owners and distributions to owners.

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Total of all stockholders' equity (deficit) items, net of receivables from officers, directors, owners, and affiliates of the entity which is directly or indirectly attributable to that ownership interest in subsidiary equity which is not attributable to the parent (that is, noncontrolling interest, previously referred to as minority interest).

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Decrease in noncontrolling interest balance from payment of dividends or other distributions by the non-wholly owned subsidiary or partially owned entity, included in the consolidation of the parent entity, to the noncontrolling interest holders.

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Decrease in noncontrolling interest (for example, but not limited to, redeeming or purchasing the interests of noncontrolling shareholders, issuance of shares (interests) by the non-wholly owned subsidiary to the parent entity for other than cash, and a buyback of shares (interest) by the non-wholly owned subsidiary from the noncontrolling interests).

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A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

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Amount of Net Income (Loss) attributable to noncontrolling interest.

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Amount of increase in noncontrolling interest from subsidiary issuance of equity interests to noncontrolling interest holders.

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Amount after tax of other comprehensive income (loss) attributable to noncontrolling interests.

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