Segment Reporting - Total Assets (Details) - USD ($) $ in Thousands	Mar. 31, 2024	Dec. 31, 2023
Segment Reporting Information [Line Items]
Total assets	$ 5,657,584	$ 5,631,085
Homebuilding assets
Segment Reporting Information [Line Items]
Total assets	5,096,280	5,097,192
Financial services assets
Segment Reporting Information [Line Items]
Total assets	561,304	533,893
Operating Segments | Homebuilding assets | West
Segment Reporting Information [Line Items]
Total assets	2,030,141	2,155,357
Operating Segments | Homebuilding assets | Mountain
Segment Reporting Information [Line Items]
Total assets	903,407	874,031
Operating Segments | Homebuilding assets | East
Segment Reporting Information [Line Items]
Total assets	477,708	459,078
Operating Segments | Financial services assets | Mortgage operations
Segment Reporting Information [Line Items]
Total assets	311,704	295,092
Operating Segments | Financial services assets | Other
Segment Reporting Information [Line Items]
Total assets	249,600	238,801
Corporate | Homebuilding assets
Segment Reporting Information [Line Items]
Total assets	$ 1,685,024	$ 1,608,726