Consolidated Statements of Operations - USD ($) shares in Thousands, $ in Thousands	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Investment Banking:(1)
Other Revenue, Including Interest and Investments(1)	$ 45,454	$ 19,051	$ 88,828
Total Revenues	2,028,837	2,082,476	1,724,345
Interest Expense	20,139	17,771	19,996
Net Revenues	2,008,698	2,064,705	1,704,349
Expenses
Employee Compensation and Benefits	1,200,977	1,197,173	962,512
Occupancy and Equipment Rental	68,285	58,971	53,448
Professional Fees(1)	81,851	82,393	63,857
Travel and Related Expenses	75,395	68,754	64,179
Communications and Information Services	47,315	41,319	41,393
Depreciation and Amortization	31,023	27,054	24,819
Execution, Clearing and Custody Fees(1)	12,967	11,470	14,778
Special Charges	10,141	5,012	25,437
Acquisition and Transition Costs	1,013	21	1,673
Other Operating Expenses(1)	42,020	30,461	23,442
Total Expenses	1,570,987	1,522,628	1,275,538
Income Before Income from Equity Method Investments and Income Taxes	437,711	542,077	428,811
Income from Equity Method Investments	10,996	9,294	8,838
Income Before Income Taxes	448,707	551,371	437,649
Provision for Income Taxes	95,046	108,520	258,442
Net Income	353,661	442,851	179,207
Net Income Attributable to Noncontrolling Interest	56,225	65,611	53,753
Net Income Attributable to Evercore Inc.	297,436	377,240	125,454
Net Income Attributable to Evercore Inc. Common Shareholders	$ 297,436	$ 377,240	$ 125,454
Weighted Average Shares of Class A Common Stock Outstanding
Basic (in shares)	39,994	40,595	39,641
Diluted (in shares)	43,194	45,279	44,826
Net Income Per Share Attributable to Evercore Inc. Common Shareholders:
Basic (in dollars per share)	$ 7.44	$ 9.29	$ 3.16
Diluted (in dollars per share)	$ 6.89	$ 8.33	$ 2.80
Investment Banking [Member]
Investment Banking:(1)
Revenue	$ 1,932,772	$ 2,015,179
Net Revenues	1,951,795	2,012,023	$ 1,634,268
Expenses
Special Charges	7,202	5,012	14,400
Acquisition and Transition Costs	705	0	555
Income Before Income from Equity Method Investments and Income Taxes	432,700	533,356	422,531
Income from Equity Method Investments	916	518	277
Income Before Income Taxes	433,616	533,874	422,808
Investment Banking [Member] | Advisory Fees [Member]
Investment Banking:(1)
Revenue	1,653,585	1,743,473	1,324,412
Investment Banking [Member] | Underwriting Fees [Member]
Investment Banking:(1)
Revenue	89,681	71,691	45,827
Investment Banking [Member] | Commissions and Related Fees [Member]
Investment Banking:(1)
Revenue	189,506	200,015	205,630
Investment Management [Member]
Investment Banking:(1)
Revenue	50,611	48,246
Net Revenues	56,903	52,682	70,081
Expenses
Special Charges	2,939	0	11,037
Acquisition and Transition Costs	308	21	1,118
Income Before Income from Equity Method Investments and Income Taxes	5,011	8,721	6,280
Income from Equity Method Investments	10,080	8,776	8,561
Income Before Income Taxes	15,091	17,497	14,841
Investment Management [Member] | Asset Management [Member]
Investment Banking:(1)
Revenue	$ 50,611	$ 48,246	$ 59,648