Commitment and Contingencies (Details) - USD ($) $ in Millions |
Sep. 30, 2026 |
Dec. 31, 2025 |
|---|---|---|
| Commitments and Contingencies Disclosure [Abstract] | ||
| Letters of credit and completion bonds | $ 542.9 | |
| Performance bonds outstanding | 447.1 | |
| Performance letters of credit outstanding | 74.5 | |
| Financial letters of credit | 16.6 | |
| Financial letters of credit representing deposits on land and lot purchase agreements | 16.2 | |
| Financial Bonds | 4.7 | |
| Unrecorded conditional purchase obligation | 1,700.0 | |
| Legal Reserve | $ 0.7 | $ 1.4 |