Condensed Consolidated Statements of Operations - USD ($) shares in Thousands, $ in Thousands	3 Months Ended
	Mar. 31, 2021	Mar. 31, 2020
Investment Banking:
Other Revenue, Including Interest and Investments	$ 7,230	$ (14,948)
Total Revenues	666,880	433,047
Interest Expense	4,570	6,040
Net Revenues	662,310	427,007
Expenses
Employee Compensation and Benefits	395,390	270,742
Occupancy and Equipment Rental	18,709	18,910
Professional Fees	21,607	16,966
Travel and Related Expenses	2,292	16,151
Communications and Information Services	14,029	12,567
Depreciation and Amortization	6,641	6,871
Execution, Clearing and Custody Fees	3,552	4,186
Special Charges, Including Business Realignment Costs	0	23,676
Acquisition and Transition Costs	7	8
Other Operating Expenses	5,875	7,627
Total Expenses	468,102	377,704
Income Before Income from Equity Method Investments and Income Taxes	194,208	49,303
Income from Equity Method Investments	3,024	3,128
Income Before Income Taxes	197,232	52,431
Income Tax Expense (Benefit)	31,681	13,551
Net Income	165,551	38,880
Net Income Attributable to Noncontrolling Interest	21,199	7,705
Net Income Attributable to Evercore Inc.	144,352	31,175
Net Income Attributable to Evercore Inc. Common Shareholders	$ 144,352	$ 31,175
Weighted Average Shares of Class A Common Stock Outstanding
Basic (in shares)	41,364	39,992
Diluted (in shares)	44,456	42,317
Net Income Per Share Attributable to Evercore Inc. Common Shareholders:
Basic (in dollars per share)	$ 3.49	$ 0.78
Diluted (in dollars per share)	$ 3.25	$ 0.74
Investment Banking [Member]
Investment Banking:
Revenue from Contract with Customer	$ 644,701	$ 435,248
Net Revenues	647,285	413,656
Expenses
Special Charges, Including Business Realignment Costs	0	23,644
Acquisition and Transition Costs	7	8
Income Before Income from Equity Method Investments and Income Taxes	190,752	48,635
Income from Equity Method Investments	169	536
Income Before Income Taxes	190,921	49,171
Investment Banking [Member] | Advisory Fees [Member]
Investment Banking:
Revenue from Contract with Customer	511,918	358,564
Investment Banking [Member] | Underwriting Fees [Member]
Investment Banking:
Revenue from Contract with Customer	79,257	21,118
Investment Banking [Member] | Commissions and Related Revenue [Member]
Investment Banking:
Revenue from Contract with Customer	53,526	55,566
Investment Management [Member]
Investment Banking:
Revenue from Contract with Customer	14,949	12,747
Net Revenues	15,025	13,351
Expenses
Special Charges, Including Business Realignment Costs	0	32
Acquisition and Transition Costs	0	0
Income Before Income from Equity Method Investments and Income Taxes	3,456	668
Income from Equity Method Investments	2,855	2,592
Income Before Income Taxes	6,311	3,260
Investment Management [Member] | Asset Management [Member]
Investment Banking:
Revenue from Contract with Customer	$ 14,949	$ 12,747