Loans Receivable (Narrative) (Details) - USD ($) $ in Millions |
3 Months Ended | 6 Months Ended | ||
|---|---|---|---|---|
Jun. 30, 2025 |
Jun. 30, 2024 |
Jun. 30, 2025 |
Jun. 30, 2024 |
|
| Accounts, Notes, Loans and Financing Receivable [Line Items] | ||||
| Forecast changes | $ (55.8) | $ (189.3) | $ (76.7) | $ (220.1) |
| Impact on Provision for Credit Losses due to Forecast Methodology Change [Member] | ||||
| Accounts, Notes, Loans and Financing Receivable [Line Items] | ||||
| Forecast changes | 16.5 | 127.5 | ||
| Impact on Cash Flows due to Forecast Methodology Change [Member] | ||||
| Accounts, Notes, Loans and Financing Receivable [Line Items] | ||||
| Forecast changes | $ 18.6 | $ 147.2 | ||
| Forecast Changes as a % of Portfolio | 0.20% | 1.40% | ||