XML 100 R93.htm IDEA: XBRL DOCUMENT v3.25.3
Fair Value Measurements - Valuation Techniques and Unobservable Inputs Related to Level 3 Assets (Details)
$ in Thousands
Sep. 30, 2025
USD ($)
Dec. 31, 2024
USD ($)
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]    
Total recurring fair value measurements $ 4,510,978 $ 2,860,547
Recurring    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]    
Total recurring fair value measurements 4,386,522 2,780,663
Nonrecurring    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]    
Total recurring fair value measurements 124,456 79,884
Level 3    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]    
Total recurring fair value measurements 4,508,370 2,860,547
Level 3 | Recurring    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]    
Total recurring fair value measurements 4,383,914 2,780,663
Level 3 | Nonrecurring    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]    
Total recurring fair value measurements $ 124,456 $ 79,884
Level 3 | Valuation, Market Approach | Measurement Input Selling Cost | Nonrecurring    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]    
Individually evaluated loans requiring specific allowance, net 0.08 0.08
Real estate owned, net 0.08 0.08
Level 3 | Discounted Cash Flow | Discount rate | Recurring    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]    
Loans held for investment, at fair value 0.078 0.084
Mortgage servicing rights, at fair value 0.08 0.08
Level 3 | Minimum | Discounted Cash Flow | Measurement Input, Prepayment Rate | Recurring    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]    
Loans held for investment, at fair value 0 0
Mortgage servicing rights, at fair value 0.022 0.022
Level 3 | Minimum | Discounted Cash Flow | Default Rate [Member] | Recurring    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]    
Loans held for investment, at fair value 0.004 0.001
Level 3 | Minimum | Discounted Cash Flow | Loss Severity Rate | Recurring    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]    
Loans held for investment, at fair value 0 0
Level 3 | Maximum | Discounted Cash Flow | Measurement Input, Prepayment Rate | Recurring    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]    
Loans held for investment, at fair value 0.65 0.30
Mortgage servicing rights, at fair value 0.12 0.117
Level 3 | Maximum | Discounted Cash Flow | Default Rate [Member] | Recurring    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]    
Loans held for investment, at fair value 0.06 0.028
Level 3 | Maximum | Discounted Cash Flow | Loss Severity Rate | Recurring    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]    
Loans held for investment, at fair value 0.089 0.105
Level 3 | Weighted Average | Valuation, Market Approach | Measurement Input Selling Cost | Nonrecurring    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]    
Individually evaluated loans requiring specific allowance, net 0.08 0.08
Real estate owned, net 0.08 0.08
Level 3 | Weighted Average | Discounted Cash Flow | Discount rate | Recurring    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]    
Loans held for investment, at fair value 0.078 0.084
Mortgage servicing rights, at fair value 0.08 0.08
Level 3 | Weighted Average | Discounted Cash Flow | Measurement Input, Prepayment Rate | Recurring    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]    
Loans held for investment, at fair value 0.114 0.09
Mortgage servicing rights, at fair value 0.056 0.051
Level 3 | Weighted Average | Discounted Cash Flow | Default Rate [Member] | Recurring    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]    
Loans held for investment, at fair value 0.014 0.01
Level 3 | Weighted Average | Discounted Cash Flow | Loss Severity Rate | Recurring    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]    
Loans held for investment, at fair value 0.009 0.01
Level 3 | Real Estate Owned, Net | Nonrecurring    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]    
Total recurring fair value measurements $ 113,700 $ 68,000
Level 3 | Individually evaluated loans requiring allowance net | Nonrecurring    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]    
Total recurring fair value measurements 10,756 11,884
Level 3 | Loans Held for Investment | Recurring    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]    
Total recurring fair value measurements 4,371,317 2,766,951
Level 3 | Mortgage Servicing Rights | Recurring    
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]    
Total recurring fair value measurements $ 12,597 $ 13,712