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Derivatives - Fair Value of Derivative Contracts (Detail) - USD ($) $ in Thousands | Sep. 30, 2024 | Dec. 31, 2023
--- | --- | ---
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |
Assets | $ 5,104 | $ 3,607
Liabilities | 6,690 | 5,756
Notional Amounts | 75,185,454 | 41,832,765
Forwards |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |
Assets | 1,264 | 805
Liabilities | 703 | 609
Notional Amounts | 375,108 | 310,880
Futures |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |
Assets | 0 | 0
Liabilities | 49 | 28
Notional Amounts | 7,325,976 | 6,703,624
FX swaps |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |
Assets | 3,753 | 2,674
Liabilities | 5,938 | 5,119
Notional Amounts | 674,116 | 545,669
Interest rate swaps |  |
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items] |  |
Assets | 87 | 128
Liabilities | 0 | 0
Notional Amounts | $ 66,810,254 | $ 34,272,592

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- Definition Fair value as of the balance sheet date of derivative instrument not designated as hedging instrument and classified as an asset. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4B -Subparagraph (c)(2) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480434/815-10-50-4B + Details
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