Evercore Inc. Stockholders' Equity (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands			12 Months Ended
	Feb. 24, 2022	Feb. 01, 2022	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Temporary Equity [Line Items]
Dividends Declared Per Share of Class A Common Stock (in dollars per share)			$ 2.65	$ 2.35
Common Stock, Dividends, Per Share, Cash Paid (in dollars per share)			$ 2.65	$ 2.35
Declared and Paid Dividends, Cash			$ 105,975	$ 95,226
Treasury Stock, Shares, Acquired (in shares)			5,456	1,922
Treasury Stock Acquired, Average Cost Per Share (in dollars per share)			$ 132.10	$ 76.25
Increase in Treasury Stock			$ 720,725	$ 146,559
LP Units Exchanged By Employees (in units)			242	899	353
Increase in Common Stock			$ 2	$ 9
Adjustments to Additional Paid-In-Capital			12,304	37,674
Accumulated Unrealized Gain (Loss) on Securities and Investments			(5,541)
Foreign Currency Translation Adjustment Gain (Loss), Net			$ (6,545)
Reclassification from Accumulated Other Comprehensive Income, Current Period, Net of Tax				$ 20,337
Net Settlement of Share Based Awards [Member]
Temporary Equity [Line Items]
Treasury Stock, Shares, Acquired (in shares)			995	1,068
Treasury Stock Acquired, Average Cost Per Share (in dollars per share)			$ 118.62	$ 76.51
Share Repurchase Program [Member]
Temporary Equity [Line Items]
Treasury Stock, Shares, Acquired (in shares)			4,461	854
Treasury Stock Acquired, Average Cost Per Share (in dollars per share)			$ 135.11	$ 75.93
Dividends Accrued [Member]
Temporary Equity [Line Items]
Accrued Deferred Cash Dividends			$ 14,332	$ 13,734
Dividend Paid [Member]
Temporary Equity [Line Items]
Accrued Deferred Cash Dividends			$ 12,796	$ 11,356
Subsequent Event [Member]
Temporary Equity [Line Items]
Dividends Declared Per Share of Class A Common Stock (in dollars per share)		$ 0.68
LP Units Exchanged By Employees (in units)	2,545