v3.26.1
Borrowings and Subordinated Debt - Schedule of Borrowings and Debentures (Details) - USD ($)
$ in Thousands
Jun. 30, 2026
Dec. 31, 2025
Debt Instrument [Line Items]    
Total borrowings, net $ 2,460,363 $ 2,063,819
Weighted Average Rate 4.36% 4.47%
FHLB secured advances | FHLB secured advances    
Debt Instrument [Line Items]    
FHLB secured advances $ 2,350,000 $ 1,710,185
Weighted Average Rate 3.88% 3.90%
Other short-term borrowings    
Debt Instrument [Line Items]    
Other short-term borrowings $ 0 $ 240,000
Weighted Average Rate 0.00% 3.69%
Credit-linked notes    
Debt Instrument [Line Items]    
Credit-linked notes $ 110,363 $ 113,634
Weighted Average Rate 14.40% 14.63%