Condensed Consolidated Statements of Operations - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2019	Jun. 30, 2018	Jun. 30, 2019	Jun. 30, 2018
Investment Banking:
Other Revenue, Including Interest and Investments	$ 13,640	$ 6,239	$ 25,975	$ 10,768
Total Revenues	535,209	453,545	954,628	921,457
Interest Expense	4,163	5,068	8,255	9,417
Net Revenues	531,046	448,477	946,373	912,040
Expenses
Employee Compensation and Benefits	314,323	265,591	561,955	541,085
Occupancy and Equipment Rental	18,062	14,478	34,279	27,882
Professional Fees	20,511	20,833	39,335	36,883
Travel and Related Expenses	19,397	17,622	37,061	33,978
Communications and Information Services	11,481	10,360	22,627	21,044
Depreciation and Amortization	7,666	6,746	14,704	13,394
Execution, Clearing and Custody Fees	3,199	1,560	6,218	4,750
Special Charges	1,029	0	2,058	1,897
Acquisition and Transition Costs	0	0	108	21
Other Operating Expenses	8,544	6,505	17,384	13,775
Total Expenses	404,212	343,695	735,729	694,709
Income Before Income from Equity Method Investments and Income Taxes	126,834	104,782	210,644	217,331
Income from Equity Method Investments	2,453	2,419	4,664	4,544
Income Before Income Taxes	129,287	107,201	215,308	221,875
Provision for Income Taxes	32,030	25,541	39,851	30,479
Net Income	97,257	81,660	175,457	191,396
Net Income Attributable to Noncontrolling Interest	15,515	12,729	26,483	26,922
Net Income Attributable to Evercore Inc.	81,742	68,931	148,974	164,474
Net Income Attributable to Evercore Inc. Common Shareholders	$ 81,742	$ 68,931	$ 148,974	$ 164,474
Weighted Average Shares of Class A Common Stock Outstanding
Basic (in shares)	40,546	40,889	40,522	40,653
Diluted (in shares)	43,376	45,299	43,766	45,377
Net Income Per Share Attributable to Evercore Inc. Common Shareholders:
Basic (in dollars per share)	$ 2.02	$ 1.69	$ 3.68	$ 4.05
Diluted (in dollars per share)	$ 1.88	$ 1.52	$ 3.40	$ 3.62
Investment Banking [Member]
Investment Banking:
Revenue	$ 509,150	$ 435,136	$ 903,851	$ 886,764
Net Revenues	516,386	435,675	917,574	885,875
Expenses
Special Charges	1,029	0	2,058	1,897
Income Before Income from Equity Method Investments and Income Taxes	124,099	102,658	206,119	213,138
Income from Equity Method Investments	219	297	474	297
Income Before Income Taxes	124,318	102,955	206,593	213,435
Investment Banking [Member] | Advisory Fees [Member]
Investment Banking:
Revenue	443,580	362,995	769,424	741,310
Investment Banking [Member] | Underwriting Fees [Member]
Investment Banking:
Revenue	16,910	21,065	43,830	51,344
Investment Banking [Member] | Commissions and Related Fees [Member]
Investment Banking:
Revenue	48,660	51,076	90,597	94,110
Investment Management [Member]
Investment Banking:
Revenue	12,419	12,170	24,802	23,925
Net Revenues	14,660	12,802	28,799	26,165
Expenses
Acquisition and Transition Costs	0	0	108	21
Income Before Income from Equity Method Investments and Income Taxes	2,735	2,124	4,525	4,193
Income from Equity Method Investments	2,234	2,122	4,190	4,247
Income Before Income Taxes	4,969	4,246	8,715	8,440
Investment Management [Member] | Asset Management [Member]
Investment Banking:
Revenue	$ 12,419	$ 12,170	$ 24,802	$ 23,925