v3.26.3
Loan Portfolio - Schedule of Activity In Allowance For Loan Losses (Details) - USD ($)
$ in Thousands
 3 Months Ended 9 Months Ended
Sep. 30, 2026
Jun. 30, 2026
Mar. 31, 2026
Sep. 30, 2025
Jun. 30, 2025
Mar. 31, 2025
Sep. 30, 2026
Sep. 30, 2025
Schedule of Loans Receivable Allowance for Credit Losses [Line Items]                
Provision (reversal)             $ 240,600 $ 254,800
Current Expected Credit Losses                
Schedule of Loans Receivable Allowance for Credit Losses [Line Items]                
Total current expected credit loss reserve, Balance $ 604,241 $ 439,385 $ 469,874 $ 378,505 $ 260,840 $ 266,370 469,874 266,370
Provision (reversal) 387 208,839 31,372 24,234 189,489 41,123    
Charge-offs (4,884) (43,983) (61,861) (42,325) (71,824) (46,653)    
Total current expected credit loss reserve, Balance 599,744 604,241 439,385 360,414 378,505 260,840 599,744 360,414
Current Expected Credit Losses | Specific CECL Reserves                
Schedule of Loans Receivable Allowance for Credit Losses [Line Items]                
Total current expected credit loss reserve, Balance 516,803 348,815 365,424 193,477 119,265 120,920 365,424 120,920
Provision (reversal) 3,701 211,581 32,368 16,720 143,121 41,458    
Charge-offs (4,884) (43,593) (48,977) (42,325) (68,909) (43,113)    
Total current expected credit loss reserve, Balance 515,620 516,803 348,815 167,872 193,477 119,265 515,620 167,872
Current Expected Credit Losses | Loans Receivable Held For Investment                
Schedule of Loans Receivable Allowance for Credit Losses [Line Items]                
Total current expected credit loss reserve, Balance 48,751 47,618 73,328 132,595 118,135 122,110 73,328 122,110
Provision (reversal) 57 1,133 25,710 1,533 14,460 (3,975)    
Total current expected credit loss reserve, Balance 48,808 48,751 47,618 134,128 132,595 118,135 48,808 134,128
Current Expected Credit Losses | Accrued Interest Receivable                
Schedule of Loans Receivable Allowance for Credit Losses [Line Items]                
Total current expected credit loss reserve, Balance [1] 36,853 40,476 26,782 45,829 17,794 17,794 26,782 17,794
Provision (reversal) [1] (3,347) (3,233) 26,578 6,911 30,950 3,540    
Charge-offs [1]   (390) (12,884)   (2,915) (3,540)    
Total current expected credit loss reserve, Balance [1] 33,506 36,853 40,476 52,740 45,829 17,794 33,506 52,740
Current Expected Credit Losses | Unfunded Loan Commitments                
Schedule of Loans Receivable Allowance for Credit Losses [Line Items]                
Total current expected credit loss reserve, Balance [2] 1,834 2,476 4,340 6,604 5,646 5,546 4,340 5,546
Provision (reversal) [2] (24) (642) (1,864) (930) 958 100    
Total current expected credit loss reserve, Balance [2] 1,810 1,834 2,476 5,674 6,604 5,646 1,810 5,674
Current Expected Credit Losses | General CECL Reserve [Member]                
Schedule of Loans Receivable Allowance for Credit Losses [Line Items]                
Total current expected credit loss reserve, Balance 50,585 50,094 77,668 139,199 123,781 127,656 77,668 127,656
Provision (reversal) 33 491 27,574 603 15,418 (3,875)    
Total current expected credit loss reserve, Balance $ 50,618 $ 50,585 $ 50,094 $ 139,802 $ 139,199 $ 123,781 $ 50,618 $ 139,802
[1] CECL reserves for accrued interest receivable are included in other assets on our consolidated balance sheets.
[2] CECL reserve for unfunded commitments is included in other liabilities on our consolidated balance sheets.