Loan Portfolio - Schedule of Carrying Value of Loan Portfolio Based on Internal Risk Ratings (Details) $ in Thousands |
Sep. 30, 2026
USD ($)
Loan
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| Schedule of Loans Receivable Allowance for Credit Losses [Line Items] | ||||||||||
| Number of Loans | Loan | 23 | |||||||||
| Amortized Cost Basis | $ 2,539,431 | [1] | ||||||||
| Year 2 | 102,292 | [2] | ||||||||
| Year 4 | 1,039,922 | |||||||||
| Year 5 | 686,626 | |||||||||
| Year 7 | 710,591 | |||||||||
| Charge-offs, Year 3 | 55,198 | [3] | ||||||||
| Charge-offs, Year 4 | 847 | [3] | ||||||||
| Charge-offs, Year 6 | 41,409 | [3] | ||||||||
| Recovery of principal charge-offs | $ (2,682) | [4] | ||||||||
| Risk Rating One | ||||||||||
| Schedule of Loans Receivable Allowance for Credit Losses [Line Items] | ||||||||||
| Number of Loans | Loan | 0 | |||||||||
| Risk Rating Two | ||||||||||
| Schedule of Loans Receivable Allowance for Credit Losses [Line Items] | ||||||||||
| Number of Loans | Loan | 1 | |||||||||
| Amortized Cost Basis | $ 129,941 | [1] | ||||||||
| Year 5 | $ 129,941 | |||||||||
| Risk Rating Three | ||||||||||
| Schedule of Loans Receivable Allowance for Credit Losses [Line Items] | ||||||||||
| Number of Loans | Loan | 11 | |||||||||
| Amortized Cost Basis | $ 1,302,163 | [1] | ||||||||
| Year 2 | 102,292 | [2] | ||||||||
| Year 4 | 590,722 | |||||||||
| Year 5 | 210,985 | |||||||||
| Year 7 | $ 398,164 | |||||||||
| Risk Rating 4 | ||||||||||
| Schedule of Loans Receivable Allowance for Credit Losses [Line Items] | ||||||||||
| Number of Loans | Loan | 1 | |||||||||
| Amortized Cost Basis | $ 78,500 | [1] | ||||||||
| Year 4 | $ 78,500 | |||||||||
| Risk Rating Five | ||||||||||
| Schedule of Loans Receivable Allowance for Credit Losses [Line Items] | ||||||||||
| Number of Loans | Loan | 10 | |||||||||
| Amortized Cost Basis | $ 1,028,827 | [1] | ||||||||
| Year 4 | 370,700 | |||||||||
| Year 5 | 345,700 | |||||||||
| Year 7 | $ 312,427 | |||||||||
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