Evercore Inc. (Parent Company Only) Financial Statements - Condensed Statements of Financial Condition (Parent Company Only) - Additional Information (Details) - $ / shares	Dec. 31, 2021	Dec. 31, 2020
Condensed Balance Sheet Statements, Captions [Line Items]
Treasury Stock at Cost, shares	36,900,858	31,445,058
Class A [Member]
Condensed Balance Sheet Statements, Captions [Line Items]
Common Stock, Par Value (in dollars per share)	$ 0.01	$ 0.01
Common Stock, Shares Authorized	1,000,000,000	1,000,000,000
Common Stock, Shares, Issued	74,804,288	72,195,283
Common Stock, Shares, Outstanding	37,903,430	40,750,225
Class B [Member]
Condensed Balance Sheet Statements, Captions [Line Items]
Common Stock, Par Value (in dollars per share)	$ 0.01	$ 0.01
Common Stock, Shares Authorized	1,000,000	1,000,000
Common Stock, Shares, Issued	53	48
Common Stock, Shares, Outstanding	53	48