v3.26.1
Offsetting of Assets and Liabilities (Detail) - USD ($)
$ in Thousands
Mar. 31, 2026
Dec. 31, 2025
Offsetting Assets and Liabilities [Line Items]    
Gross and Net Amounts of Liabilities Presented in the Statement of Financial Condition $ 434,285 $ 416,610
Gross Amounts Not Offset in the Statement of Financial Condition, Financial Instruments [1] 427,636 400,166
Gross Amounts Not Offset in the Statement of Financial Condition, Cash Collateral Received 27 32
Net Amount 6,622 16,412
Freestanding Derivatives    
Offsetting Assets and Liabilities [Line Items]    
Derivatives Gross and Net Amounts of Assets Presented in the Statement of Financial Condition 170,666 147,337
Derivatives Gross Amounts Not Offset in the Statement of Financial Condition, Financial Instruments [1] 103,822 110,792
Derivatives Gross Amounts Not Offset in the Statement of Financial Condition, Cash Collateral Received 42,898 26,421
Derivatives Net Amount 23,946 10,124
Derivatives Gross and Net Amounts of Liabilities Presented in the Statement of Financial Condition 113,645 127,392
Derivatives Gross Amounts Not Offset in the Statement of Financial Condition, Financial Instruments [1] 106,996 110,948
Derivatives Gross Amounts Not Offset in the Statement of Financial Condition, Cash Collateral Received 27 32
Derivatives Net Amount 6,622 16,412
Repurchase Agreements    
Offsetting Assets and Liabilities [Line Items]    
Repurchase Agreements Gross and Net Amounts of Liabilities Presented in the Statement of Financial Condition 320,640 289,218
Repurchase Agreements Gross Amounts Not Offset in the Statement of Financial Condition, Financial Instruments [1] 320,640 289,218
Repurchase Agreements Gross Amounts Not Offset in the Statement of Financial Condition, Cash Collateral Received
Repurchase agreements Net Amount $ 0 $ 0
[1] Amounts presented are inclusive of both legally enforceable master netting agreements and financial instruments received or pledged as collateral. Financial instruments received or pledged as collateral offset derivative counterparty risk exposure, but do not reduce net exposure to the Condensed Consolidated Statement of Financial Condition.