Segment Information, Nature of Operations, and Certain Concentrations - Corporate Capital Allocation Charge (Detail) - Corporate Reconciling Items And Eliminations - Home Building - USD ($) $ in Thousands |
12 Months Ended | ||
|---|---|---|---|
Dec. 31, 2025 |
Dec. 31, 2024 |
Dec. 31, 2023 |
|
| Mid Atlantic | |||
| Segment Reporting, Other Significant Reconciling Item [Line Items] | |||
| Corporate capital allocation charge | $ (149,923) | $ (139,780) | $ (135,618) |
| North East | |||
| Segment Reporting, Other Significant Reconciling Item [Line Items] | |||
| Corporate capital allocation charge | (46,106) | (40,614) | (33,269) |
| Mid East | |||
| Segment Reporting, Other Significant Reconciling Item [Line Items] | |||
| Corporate capital allocation charge | (47,708) | (43,989) | (39,005) |
| South East | |||
| Segment Reporting, Other Significant Reconciling Item [Line Items] | |||
| Corporate capital allocation charge | $ (124,961) | $ (106,514) | $ (80,913) |