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Revenue from Contracts with Customers - Disaggregation of Revenue by Asset Class (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2025	Jun. 30, 2024	Jun. 30, 2025	Jun. 30, 2024
Disaggregation of Revenue [Line Items]
Total Revenue	$ 424,844	$ 402,583	$ 848,384	$ 798,954
Money market
Disaggregation of Revenue [Line Items]
Total Revenue	226,000	207,389	449,346	410,029
Equity
Disaggregation of Revenue [Line Items]
Total Revenue	118,999	115,742	236,902	232,257
Fixed-income
Disaggregation of Revenue [Line Items]
Total Revenue	48,286	48,616	97,720	97,291
Other
Disaggregation of Revenue [Line Items]
Total Revenue	$ 31,559	$ 30,836	$ 64,416	$ 59,377

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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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