Evercore Inc. (Parent Company Only) Financial Statements - Additional Information (Details)		1 Months Ended		12 Months Ended
	Aug. 01, 2019 USD ($)	Mar. 31, 2021 USD ($)	Nov. 30, 2016	Dec. 31, 2021 USD ($) $ / shares shares	Dec. 31, 2020 USD ($) $ / shares shares	Mar. 29, 2021 USD ($)	Aug. 01, 2019 GBP (£)	Mar. 30, 2016 USD ($)
Condensed Financial Statements, Captions [Line Items]
Treasury Stock, Shares, Acquired (in shares) | shares				5,456,000	1,922,000
Treasury Stock Acquired, Average Cost Per Share (in dollars per share) | $ / shares				$ 132.10	$ 76.25
Increase in Treasury Stock				$ 720,725,000	$ 146,559,000
Dividends Declared Per Share of Class A Common Stock (in dollars per share) | $ / shares				$ 2.65	$ 2.35
Common Stock, Dividends, Per Share, Cash Paid (in dollars per share) | $ / shares				$ 2.65	$ 2.35
Declared and Paid Dividends, Cash				$ 105,975,000	$ 95,226,000
Contractual Obligations Related To Tax Receivable Agreements				80,674,000
Payment To Counterparties To Tax Receivable Agreement Within One Year Or Less				10,465,000
Payment To Counterparties To Tax Receivable Agreement One To Three Years				20,676,000
Payment To Counterparties To Tax Receivable Agreement Three To Five Years				18,746,000
Payment To Counterparties To Tax Receivable Agreement After Five Years				30,787,000
Senior Notes [Member]
Condensed Financial Statements, Captions [Line Items]
Long Term Debt Maturities Repayments Of Principal And Interest				490,661,000
Long Term Debt Maturities Repayments Of Principal And Interest In Next Twelve Months				16,693,000
Long Term Debt Maturities Repayments Of Principal And Interest In One To Three Years				95,130,000
Long Term Debt Maturities Repayments Of Principal And Interest In Three To Five Years				110,127,000
Long Term Debt Maturities Repayments Of Principal And Interest After Year Five				$ 268,711,000
Share Repurchase Program [Member]
Condensed Financial Statements, Captions [Line Items]
Treasury Stock, Shares, Acquired (in shares) | shares				4,461,000	854,000
Treasury Stock Acquired, Average Cost Per Share (in dollars per share) | $ / shares				$ 135.11	$ 75.93
Net Settlement of Share Based Awards [Member]
Condensed Financial Statements, Captions [Line Items]
Treasury Stock, Shares, Acquired (in shares) | shares				995,000	1,068,000
Treasury Stock Acquired, Average Cost Per Share (in dollars per share) | $ / shares				$ 118.62	$ 76.51
Class A [Member]
Condensed Financial Statements, Captions [Line Items]
Common Stock, Shares Authorized | shares				1,000,000,000	1,000,000,000
Common Stock, Par Value (in dollars per share) | $ / shares				$ 0.01	$ 0.01
Common Stock, Shares, Issued | shares				74,804,288	72,195,283
Class B [Member]
Condensed Financial Statements, Captions [Line Items]
Common Stock, Shares Authorized | shares				1,000,000	1,000,000
Common Stock, Par Value (in dollars per share) | $ / shares				$ 0.01	$ 0.01
Common Stock, Shares, Issued | shares				53	48
LP Units [Member]
Condensed Financial Statements, Captions [Line Items]
Limited Partnership Units Convertible Conversion Ratio			1	1
Parent Company [Member] | Senior Notes [Member]
Condensed Financial Statements, Captions [Line Items]
Long-term Debt, Gross						$ 38,000,000		$ 170,000,000
Long-term Debt, Weighted Average Life	12 years
Long-term Debt, Weighted Average Interest Rate, at Point in Time (as a percent)	4.26%						4.26%
Parent Company [Member] | Series A Senior Notes [Member]
Condensed Financial Statements, Captions [Line Items]
Long-term Debt, Gross								$ 38,000,000
Debt Instrument, Interest Rate, Stated Percentage								4.88%
Repayments of Senior Debt		$ 38,000,000
Parent Company [Member] | Series B Senior Notes [Member]
Condensed Financial Statements, Captions [Line Items]
Long-term Debt, Gross								$ 67,000,000
Debt Instrument, Interest Rate, Stated Percentage								5.23%
Parent Company [Member] | Series C Senior Notes [Member]
Condensed Financial Statements, Captions [Line Items]
Long-term Debt, Gross								$ 48,000,000
Debt Instrument, Interest Rate, Stated Percentage								5.48%
Parent Company [Member] | Series D Senior Notes [Member]
Condensed Financial Statements, Captions [Line Items]
Long-term Debt, Gross								$ 17,000,000
Debt Instrument, Interest Rate, Stated Percentage								5.58%
Parent Company [Member] | Series E Senior Notes [Member]
Condensed Financial Statements, Captions [Line Items]
Long-term Debt, Gross	$ 75,000,000
Debt Instrument, Interest Rate, Stated Percentage	4.34%						4.34%
Parent Company [Member] | Series F Senior Notes [Member]
Condensed Financial Statements, Captions [Line Items]
Long-term Debt, Gross	$ 60,000,000
Debt Instrument, Interest Rate, Stated Percentage	4.44%						4.44%
Parent Company [Member] | Series G Senior Notes [Member]
Condensed Financial Statements, Captions [Line Items]
Long-term Debt, Gross	$ 40,000,000
Debt Instrument, Interest Rate, Stated Percentage	4.54%						4.54%
Parent Company [Member] | Series H Senior Notes [Member]
Condensed Financial Statements, Captions [Line Items]
Long-term Debt, Gross | £							£ 25,000,000
Debt Instrument, Interest Rate, Stated Percentage	3.33%						3.33%
Parent Company [Member] | Series I Senior Notes [Member]
Condensed Financial Statements, Captions [Line Items]
Long-term Debt, Gross						$ 38,000,000
Debt Instrument, Interest Rate, Stated Percentage						1.97%
Parent Company [Member] | United States of America, Dollars | Senior Notes [Member]
Condensed Financial Statements, Captions [Line Items]
Long-term Debt, Gross	$ 175,000,000
Parent Company [Member] | United Kingdom, Pounds | Senior Notes [Member]
Condensed Financial Statements, Captions [Line Items]
Long-term Debt, Gross | £							£ 25,000,000
Parent Company [Member] | Class A [Member]
Condensed Financial Statements, Captions [Line Items]
Common Stock, Shares Authorized | shares				1,000,000,000
Common Stock, Par Value (in dollars per share) | $ / shares				$ 0.01
Common Stock, Shares, Issued | shares				74,804,000
Parent Company [Member] | Class B [Member]
Condensed Financial Statements, Captions [Line Items]
Common Stock, Shares Authorized | shares				1,000,000
Common Stock, Par Value (in dollars per share) | $ / shares				$ 0.01
Common Stock Shares Cancelled (in shares) | shares				6
Parent Company [Member] | LP Units [Member]
Condensed Financial Statements, Captions [Line Items]
Limited Partnership Units Convertible Conversion Ratio				1
Dividend Paid [Member]
Condensed Financial Statements, Captions [Line Items]
Accrued Deferred Cash Dividends				$ 12,796,000	$ 11,356,000
Dividends Accrued [Member]
Condensed Financial Statements, Captions [Line Items]
Accrued Deferred Cash Dividends				$ 14,332,000	$ 13,734,000