Condensed Consolidated Statements of Cash Flows (Unaudited) (Parentheticals) - USD ($) $ in Millions |
6 Months Ended | |
|---|---|---|
Jun. 30, 2026 |
Jun. 30, 2025 |
|
| Statement of Cash Flows [Abstract] | ||
| Cash provided by (used in) operating activities excluding reduction in collateral funds | $ (5.9) | $ (26.9) |