Quarterly report [Sections 13 or 15(d)]

Offsetting Assets and Liabilities (Details)

v3.26.1
Offsetting Assets and Liabilities (Details) - USD ($)
$ in Thousands
Mar. 31, 2026
Dec. 31, 2025
Offsetting Derivative Assets [Abstract]    
Derivative assets, gross amounts of recognized assets (liabilities) $ 170,893 $ 136,014
Derivative assets, gross amounts offset in the balance sheets (99,680) (48,465)
Derivative assets, net amounts of assets (liabilities) presented in the balance sheets 71,213 87,549
Derivative assets, gross amounts not offset with financial assets (liabilities) in the balance sheets, financial instruments (11,254) (4,254)
Derivative assets, gross amounts not offset with financial assets (liabilities) in the balance sheets, cash collateral (received) pledged 0 0
Derivative assets, gross amounts not offset with financial assets (liabilities) in the balance sheets, net amount 59,959 83,295
Offsetting Securities Purchased under Agreements to Resell [Abstract]    
Reverse repurchase agreements, gross amounts of recognized assets (liabilities) 170,855 157,120
Reverse repurchase agreements, gross amounts offset in the balance sheets 0 0
Reverse repurchase agreements, net amounts of assets (liabilities) presented in the balance sheets 170,855 157,120
Reverse repurchase agreements, gross amounts not offset with financial assets (liabilities) in the balance sheets, financial instruments 0 0
Reverse repurchase agreements, gross amounts not offset with financial assets (liabilities) in the balance sheets, cash collateral (received) pledged (140,087) (146,445)
Reverse repurchase agreements, gross amounts not offset with financial assets (liabilities) in the balance sheets, net amount 30,768 10,675
Offsetting Derivative Asset, Securities Purchased under Agreements to Resell, Securities Borrowed [Abstract]    
Total assets, gross amounts of recognized assets (liabilities) 341,748 293,134
Total assets, gross amounts offset in the balance sheets (99,680) (48,465)
Total assets, net amounts of assets (liabilities) presented in the balance sheets 242,068 244,669
Total assets, gross amounts not offset with financial assets (liabilities) in the balance sheets, financial instruments (11,254) (4,254)
Total assets, gross amounts not offset with financial assets (liabilities) in the balance sheets, cash collateral (received) pledged (140,087) (146,445)
Total assets, gross amounts not offset with financial assets (liabilities) in the balance sheets, net amount 90,727 93,970
Offsetting Securities Sold under Agreements to Repurchase [Abstract]    
Repurchase agreements, gross amounts of recognized assets (liabilities) (7,245,287) (7,255,540)
Repurchase agreements, gross amounts offset in the balance sheets 0 0
Repurchase agreements, net amounts of assets (liabilities) presented in the balance sheets (7,245,287) (7,255,540)
Repurchase agreements, gross amounts not offset with financial assets (liabilities) in the balance sheets, financial instruments 7,245,287 7,255,540
Repurchase agreements, gross amounts not offset with financial assets (liabilities) in the balance sheets, cash collateral (received) pledged 0 0
Repurchase agreements, gross amounts not offset with financial assets (liabilities) in the balance sheets, net amount 0 0
Offsetting Securities Sold under Agreements to Repurchase [Abstract]    
Derivative liabilities, gross amounts of recognized assets (liabilities) (110,934) (52,719)
Derivative liabilities, gross amounts offset in the balance sheets 99,680 48,465
Derivative liabilities, net amounts of assets (liabilities) presented in the balance sheets (11,254) (4,254)
Derivative liabilities, gross amounts not offset with financial assets (liabilities) in the balance sheets, financial instruments 11,254 4,254
Derivative liabilities, gross amounts not offset with financial assets (liabilities) in the balance sheets, cash collateral (received) pledged 0 0
Derivative liabilities, gross amounts not offset with financial assets (liabilities) in the balance sheets, net amount 0 0
Offsetting Derivative Liability, Securities Sold under Agreements to Repurchase, Securities Loaned [Abstract]    
Total liabilities, gross amounts of recognized assets (liabilities) (7,356,221) (7,308,259)
Total liabilities, gross amounts offset in the balance sheets 99,680 48,465
Total liabilities, net amounts of assets (liabilities) presented in the balance sheets (7,256,541) (7,259,794)
Total liabilities, gross amounts not offset with financial assets (liabilities) in the balance sheets, financial instruments 7,256,541 7,259,794
Total liabilities, gross amounts not offset with financial assets (liabilities) in the balance sheets, cash collateral (received) pledged 0 0
Total liabilities, gross amounts not offset with financial assets (liabilities) in the balance sheets, net amount $ 0 $ 0