Annual report [Section 13 and 15(d), not S-K Item 405]

Available-for-Sale Securities, at Fair Value - Narrative (Details)

v3.25.4
Available-for-Sale Securities, at Fair Value - Narrative (Details) - USD ($)
$ in Thousands
Dec. 31, 2025
Dec. 31, 2024
Transfer of Certain Financial Assets Accounted for as Secured Borrowings [Line Items]    
Total available-for-sale securities $ 6,514,471 $ 7,371,711
Available-for-sale securities, allowance for credit losses 1,609 2,866
Variable Interest Entity, Not Primary Beneficiary    
Transfer of Certain Financial Assets Accounted for as Secured Borrowings [Line Items]    
Total available-for-sale securities 3,300 3,700
Maximum exposure to loss of nonconsolidated Variable Interest Entities 3,300 3,700
Asset Pledged as Collateral    
Transfer of Certain Financial Assets Accounted for as Secured Borrowings [Line Items]    
Total available-for-sale securities $ 6,500,000 $ 7,100,000