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Revenue (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2023 | Dec. 31, 2022 | Dec. 31, 2021
Disaggregation of Revenue [Line Items] |  |  |
Consignment inventory | $ 28 | $ 20 |
Accrued Exchange Fee Rebate, Current | $ 37 | $ 46 |
All Customers [Member] [Member] | Customer Concentration Risk | Revenue Benchmark |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Concentration Risk, Percentage | 50.00% | 48.00% | 45.00%

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- Definition Carrying value as of the balance sheet date of obligations incurred through that date and payable for rebates of an exchange fee some mutual funds impose on shareholders if they exchange (transfer) to another fund within the same fund group. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer). + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.20) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480566/210-10-S99-1 + Details
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