Evercore Inc. (Parent Company Only) Financial Statements - Condensed Statements of Financial Condition (Parent Company Only) - (Details) - USD ($) $ in Thousands	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018
Assets
Deferred Tax Assets	$ 257,862	$ 268,591
Goodwill	129,126	130,758	$ 131,387
Total Assets	3,370,888	2,598,613	$ 2,125,667
Liabilities
Other Current Liabilities	127,691	15,517
Current Portion of Notes Payable	37,974	0
Total Current Liabilities	1,063,933	668,653
Amounts Due Pursuant to Tax Receivable Agreements	76,860	84,952
Notes Payable	338,518	375,062
Total Liabilities	1,881,514	1,472,363
Evercore Inc. Stockholders' Equity
Additional Paid-In-Capital	2,266,136	2,016,524
Accumulated Other Comprehensive Income (Loss)	(9,758)	(27,596)
Retained Earnings	798,573	558,269
Treasury Stock, Value	(1,824,727)	(1,678,168)
Total Evercore Inc. Stockholders' Equity	1,230,946	869,716
Total Liabilities and Equity	3,370,888	2,598,613
Parent Company [Member]
Assets
Equity Investment in Subsidiary	1,419,718	1,066,398
Deferred Tax Assets	237,595	244,965
Goodwill	15,236	15,236
Other Assets	25,603	18,704
Total Assets	1,698,152	1,345,303
Liabilities
Payable to Related Party	9,891	9,570
Other Current Liabilities	3,963	6,003
Current Portion of Notes Payable	37,974	0
Total Current Liabilities	51,828	15,573
Amounts Due Pursuant to Tax Receivable Agreements	76,860	84,952
Notes Payable	338,518	375,062
Total Liabilities	467,206	475,587
Evercore Inc. Stockholders' Equity
Additional Paid-In-Capital	2,266,136	2,016,524
Accumulated Other Comprehensive Income (Loss)	(9,758)	(27,596)
Retained Earnings	798,573	558,269
Treasury Stock, Value	(1,824,727)	(1,678,168)
Total Evercore Inc. Stockholders' Equity	1,230,946	869,716
Total Liabilities and Equity	1,698,152	1,345,303
Class A [Member]
Evercore Inc. Stockholders' Equity
Common Stock	722	687
Class A [Member] | Parent Company [Member]
Evercore Inc. Stockholders' Equity
Common Stock	722	687
Class B [Member]
Evercore Inc. Stockholders' Equity
Common Stock	0	0
Class B [Member] | Parent Company [Member]
Evercore Inc. Stockholders' Equity
Common Stock	$ 0	$ 0