Revenues - Disaggregation of Revenue (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2025	Sep. 30, 2024	Sep. 30, 2025	Sep. 30, 2024
Disaggregation of Revenue [Line Items]
Revenue	$ 134,967	$ 122,931	$ 380,470	$ 348,751
Total management fees
Disaggregation of Revenue [Line Items]
Revenue	105,916	98,537	317,155	294,265
Management fees, net
Disaggregation of Revenue [Line Items]
Revenue	101,494	95,064	304,061	283,513
Fund expense reimbursement revenue
Disaggregation of Revenue [Line Items]
Revenue	4,422	3,473	13,094	10,752
Total incentive fees
Disaggregation of Revenue [Line Items]
Revenue	25,471	23,304	56,797	49,459
Performance fees
Disaggregation of Revenue [Line Items]
Revenue	1,342	2,745	6,593	13,078
Carried interest
Disaggregation of Revenue [Line Items]
Revenue	$ 24,129	$ 20,559	$ 50,204	$ 36,381

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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+ Details

- Definition

Amount, excluding tax collected from customer, of revenue from satisfaction of performance obligation by transferring promised good or service to customer. Tax collected from customer is tax assessed by governmental authority that is both imposed on and concurrent with specific revenue-producing transaction, including, but not limited to, sales, use, value added and excise.

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+ Details

GCM Grosvenor Inc. 10-Q