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v3.22.2.2

Collateralized transactions - Narrative (Details) | 9 Months Ended |
--- | --- | ---
Sep. 30, 2022 USD ($) dealer | Dec. 31, 2021 USD ($)
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |  |
Bank call loans | $ 53,600,000 | $ 69,500,000 | [1]
Market value of securities | 39,000,000 |  |
Market value of customer securities | 24,800,000 |  |
Customer securities under customer margin loans that are available to be pledged | 1,700,000,000 |  |
Re-pledged amounts under securities loans agreements | 263,100,000 |  |
Customer securities directly with the Options Clearing Corporation to secure obligations and margin requirements under option contracts written by customers | 391,400,000 |  |
Outstanding letters of credit | 0 |  |
Amounts pledged | $ 385,820,000 | 266,428,000 |
Number of broker-dealers | dealer | 3 |  |
Receivable from brokers and clearing organizations | $ 57,100,000 |  |
Minimum |  |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |  |
Number of business days for related transactions (in days) | 1 day |  |
Maximum |  |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |  |
Number of business days for related transactions (in days) | 2 days |  |
Corporate equities |  |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |  |
Fair value of securities received as collateral | $ 70,000,000 | 96,400,000 |
Corporate equities | Reverse Repurchase Agreements |  |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |  |
Fair value of collateral | 194,900,000 | 307,300,000 |
Corporate equities | Securities Borrowed Transactions |  |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |  |
Fair value of Securities Received as Collateral, Sold and Re-Pledged under Securities Loaned | $ 29,700,000 | 29,400,000 |
Corporate equities | Repurchase Agreements |  |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |  |
Fair value of collateral |  | $ 307,300,000 |
[1] | Certain prior period reported amounts were reclassified to conform to the current period presentation, See Note 2

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