Segment Operating Results - Additional Information (Details) $ in Thousands	3 Months Ended										6 Months Ended		12 Months Ended
	Jun. 30, 2025 USD ($)	Mar. 31, 2025 USD ($)	Dec. 31, 2024 USD ($)	Sep. 30, 2024 USD ($)	Jun. 30, 2024 USD ($)	Mar. 31, 2024 USD ($)	Dec. 31, 2023 USD ($)	Sep. 30, 2023 USD ($)	Jun. 30, 2023 USD ($)	Mar. 31, 2023 USD ($)	Jun. 30, 2025 USD ($) segment	Jun. 30, 2024 USD ($)	Dec. 31, 2024 USD ($)	Dec. 31, 2023 USD ($)
Segment Reporting Information [Line Items]
Number of reporting segments \| segment											2
Technology and Information Services	$ 36,587				$ 29,437						$ 69,954	$ 57,613
Professional Fees	23,133				24,437						45,523	46,647
Investment Banking & Equities
Segment Reporting Information [Line Items]
Technology and Information Services	35,411				28,517						67,663	55,773
Professional Fees	22,059				23,368						43,203	44,639
Investment Management
Segment Reporting Information [Line Items]
Technology and Information Services	1,176				920						2,291	1,840
Professional Fees	$ 1,074				1,069						$ 2,320	2,008
Revision of Prior Period, Reclassification, Adjustment
Segment Reporting Information [Line Items]
Technology and Information Services		$ 10,223	$ 10,196	$ 10,465	9,851	$ 9,009	$ 9,066	$ 9,241	$ 8,186	$ 8,567		18,860	$ 39,521	$ 35,060
Professional Fees		(10,223)	(10,196)	(10,465)	(9,851)	(9,009)	(9,066)	(9,241)	(8,186)	(8,567)		(18,860)	(39,521)	(35,060)
Revision of Prior Period, Reclassification, Adjustment \| Investment Banking & Equities
Segment Reporting Information [Line Items]
Technology and Information Services		9,950	9,947	10,199	9,598	8,792	8,843	8,987	7,960	8,356		18,390	38,536	34,146
Professional Fees		(9,950)	(9,947)	(10,199)	(9,598)	(8,792)	(8,843)	(8,987)	(7,960)	(8,356)		(18,390)	(38,536)	(34,146)
Revision of Prior Period, Reclassification, Adjustment \| Investment Management
Segment Reporting Information [Line Items]
Technology and Information Services		273	249	266	253	217	223	254	226	211		470	985	914
Professional Fees		$ (273)	$ (249)	$ (266)	$ (253)	$ (217)	$ (223)	$ (254)	$ (226)	$ (211)		$ (470)	$ (985)	$ (914)

Evercore Inc. 10-Q