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Concentration Risk - Schedule of Revenue Concentration (Details) - Product Concentration Risk - Revenue Benchmark	3 Months Ended		9 Months Ended
	Sep. 30, 2025	Sep. 30, 2024	Sep. 30, 2025	Sep. 30, 2024
Money Market Assets
Concentration Risk [Line Items]
Concentration risk	52.00%	51.00%	53.00%	51.00%
Equity Assets
Concentration Risk [Line Items]
Concentration risk	29.00%	29.00%	28.00%	29.00%
Fixed-Income Assets
Concentration Risk [Line Items]
Concentration risk	11.00%	12.00%	11.00%	12.00%

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- Definition

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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