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Fair value measurements - Schedule of Assets and Liabilities Not Measured at Fair Value (Details) - USD ($) $ in Thousands | Jun. 30, 2024 | Dec. 31, 2023
--- | --- | ---
Financial Instruments, Estimate Not Practicable, Fair Value [Line Items] |  |
Securities purchased under agreements to resell | $ 4,079 | $ 5,842
Corporate-owned life insurance | 94,646 | 88,989
Level 1 |  |
Financial Instruments, Estimate Not Practicable, Fair Value [Line Items] |  |
Securities purchased under agreements to resell |  | 0
Level 2 |  |
Financial Instruments, Estimate Not Practicable, Fair Value [Line Items] |  |
Securities purchased under agreements to resell |  | 5,842
Level 3 |  |
Financial Instruments, Estimate Not Practicable, Fair Value [Line Items] |  |
Securities purchased under agreements to resell |  | 0
Fair Value, Nonrecurring |  |
Financial Instruments, Estimate Not Practicable, Fair Value [Line Items] |  |
Cash and cash equivalents | 33,214 | 28,835
Deposits with clearing organizations | 73,448 | 43,917
Securities borrowed | 134,454 | 158,612
Receivables from brokers | 57,699 | 65,639
Securities failed to deliver | 20,054 | 29,656
Clearing organizations and other | 84,828 | 30,780
Total receivable from brokers, dealers and clearing organizations | 297,035 | 284,687
Receivable from customers | 1,161,685 | 1,059,892
Notes receivable, net | 63,342 | 62,640
Securities purchased under agreements to resell | 4,079 |
Corporate-owned life insurance | 94,646 | 88,989
Investments | 1,647 | 2,010
Drafts payable | 21,762 | 9,002
Bank call loans | 218,800 |
Securities loaned | 247,219 | 284,987
Payable to brokers | 1,557 | 447
Securities failed to receive | 22,961 | 23,809
Clearing organization and other | 5,066 | 51,912
Total payables to brokers, dealers and clearing organizations | 276,803 | 361,155
Payables to customers | 325,886 | 369,287
Securities sold under agreements to repurchase | 822,785 | 640,382
Senior secured notes | 111,637 | 109,838
Fair Value, Nonrecurring | Level 1 |  |
Financial Instruments, Estimate Not Practicable, Fair Value [Line Items] |  |
Cash and cash equivalents | 33,214 | 28,835
Deposits with clearing organizations | 73,448 | 43,917
Securities borrowed | 0 | 0
Receivables from brokers | 0 | 0
Securities failed to deliver | 0 | 0
Clearing organizations and other | 0 | 0
Total receivable from brokers, dealers and clearing organizations | 0 | 0
Receivable from customers | 0 | 0
Notes receivable, net | 0 | 0
Securities purchased under agreements to resell | 0 |
Corporate-owned life insurance | 0 | 0
Investments | 0 | 0
Drafts payable | 21,762 | 9,002
Bank call loans | 0 |
Securities loaned | 0 | 0
Payable to brokers | 0 | 0
Securities failed to receive | 0 | 0
Clearing organization and other | 0 | 0
Total payables to brokers, dealers and clearing organizations | 0 | 0
Payables to customers | 0 | 0
Securities sold under agreements to repurchase | 0 | 0
Senior secured notes | 0 | 0
Fair Value, Nonrecurring | Level 2 |  |
Financial Instruments, Estimate Not Practicable, Fair Value [Line Items] |  |
Cash and cash equivalents | 0 | 0
Deposits with clearing organizations | 0 | 0
Securities borrowed | 134,454 | 158,612
Receivables from brokers | 57,699 | 65,639
Securities failed to deliver | 20,054 | 29,656
Clearing organizations and other | 84,828 | 30,780
Total receivable from brokers, dealers and clearing organizations | 297,035 | 284,687
Receivable from customers | 1,161,685 | 1,059,892
Notes receivable, net | 63,342 | 62,640
Securities purchased under agreements to resell | 4,079 |
Corporate-owned life insurance | 94,646 | 88,989
Investments | 1,647 | 2,010
Drafts payable | 0 | 0
Bank call loans | 218,800 |
Securities loaned | 247,219 | 284,987
Payable to brokers | 1,557 | 447
Securities failed to receive | 22,961 | 23,809
Clearing organization and other | 5,066 | 51,912
Total payables to brokers, dealers and clearing organizations | 276,803 | 361,155
Payables to customers | 325,886 | 369,287
Securities sold under agreements to repurchase | 822,785 | 640,382
Senior secured notes | 111,637 | 109,838
Fair Value, Nonrecurring | Level 3 |  |
Financial Instruments, Estimate Not Practicable, Fair Value [Line Items] |  |
Cash and cash equivalents | 0 | 0
Deposits with clearing organizations | 0 | 0
Securities borrowed | 0 | 0
Receivables from brokers | 0 | 0
Securities failed to deliver | 0 | 0
Clearing organizations and other | 0 | 0
Total receivable from brokers, dealers and clearing organizations | 0 | 0
Receivable from customers | 0 | 0
Notes receivable, net | 0 | 0
Securities purchased under agreements to resell | 0 |
Corporate-owned life insurance | 0 | 0
Investments | 0 | 0
Drafts payable | 0 | 0
Bank call loans | 0 |
Securities loaned | 0 | 0
Payable to brokers | 0 | 0
Securities failed to receive | 0 | 0
Clearing organization and other | 0 | 0
Total payables to brokers, dealers and clearing organizations | 0 | 0
Payables to customers | 0 | 0
Securities sold under agreements to repurchase | 0 | 0
Senior secured notes | 0 | 0
Carrying Value | Fair Value, Nonrecurring |  |
Financial Instruments, Estimate Not Practicable, Fair Value [Line Items] |  |
Cash and cash equivalents | 33,214 | 28,835
Deposits with clearing organizations | 73,448 | 43,917
Securities borrowed | 134,454 | 158,612
Receivables from brokers | 57,699 | 65,639
Securities failed to deliver | 20,054 | 29,656
Clearing organizations and other | 84,828 | 30,780
Total receivable from brokers, dealers and clearing organizations | 297,035 | 284,687
Receivable from customers | 1,161,685 | 1,059,892
Notes receivable, net | 63,342 | 62,640
Securities purchased under agreements to resell | 4,079 |
Corporate-owned life insurance | 94,646 | 88,989
Investments | 1,647 | 2,010
Drafts payable | 21,762 | 9,002
Bank call loans | 218,800 |
Securities loaned | 247,219 | 284,987
Payable to brokers | 1,557 | 447
Securities failed to receive | 22,961 | 23,809
Clearing organization and other | 5,066 | 51,912
Total payables to brokers, dealers and clearing organizations | 276,803 | 361,155
Payables to customers | 325,886 | 369,287
Securities sold under agreements to repurchase | 822,785 | 640,382
Senior secured notes | $ 113,050 | $ 113,050

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- Definition This item represents the amount that could be realized under a life insurance contract or contracts owned by the Entity as of the date of the statement of financial position. Such Entity-owned life insurance policies are commonly known as corporate-owned life insurance (COLI) or bank-owned life insurance (BOLI). + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 210 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(12)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480566/210-10-S99-1 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 325 -SubTopic 30 -Name Accounting Standards Codification -Section 25 -Paragraph 1 -Publisher FASB -URI https://asc.fasb.org/1943274/2147481612/325-30-25-1 + Details
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- Definition Amount, after the effects of master netting arrangements, of funds outstanding loaned in the form of a security resale agreement between the entity and another party for the purchase and resale of identical or substantially the same securities at a date certain for a specified price. Includes purchases of participations in pools of securities that are subject to a resale agreement, assets not subject to a master netting arrangement and not elected to be offset. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 860 -SubTopic 30 -Name Accounting Standards Codification -Section 45 -Paragraph 2A -Publisher FASB -URI https://asc.fasb.org/1943274/2147481444/860-30-45-2A Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 942 -SubTopic 210 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03(3)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147478546/942-210-S99-1 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Topic 210 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 3 -Subparagraph (c) -Publisher FASB -URI https://asc.fasb.org/1943274/2147483466/210-20-50-3 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Topic 210 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 10 -Publisher FASB -URI https://asc.fasb.org/1943274/2147483444/210-20-55-10 Reference 5: http://www.xbrl.org/2003/role/disclosureRef -Topic 235 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08(m)(2)(i)(A)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480678/235-10-S99-1 + Details
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