Business Segments Business Segments - Assets (Details) - USD ($) $ in Thousands	Jun. 30, 2026	Dec. 31, 2025
Segment Reporting [Line Items]
Deposits on real estate under option or contract	$ 82,955	$ 74,545
Inventory	3,422,343	3,309,395
Investment in joint venture arrangements	62,018	106,299
Other assets	1,288,727	1,286,886
Total assets	4,856,043	4,777,125
Northern Homebuilding [Member]
Segment Reporting [Line Items]
Deposits on real estate under option or contract	19,766	14,319
Inventory	1,186,269	1,164,647
Investment in joint venture arrangements	0	0
Other assets	43,317	35,087
Total assets	1,249,352	1,214,053
Southern Homebuilding [Member]
Segment Reporting [Line Items]
Deposits on real estate under option or contract	63,189	60,226
Inventory	2,236,074	2,144,748
Investment in joint venture arrangements	62,018	106,299
Other assets	151,372	122,223
Total assets	2,512,653	2,433,496
Corporate and Other [Member]
Segment Reporting [Line Items]
Deposits on real estate under option or contract	0	0
Inventory	0	0
Investment in joint venture arrangements	0	0
Other assets	718,271	753,894
Total assets	718,271	753,894
Financial Service
Segment Reporting [Line Items]
Deposits on real estate under option or contract	0	0
Inventory	0	0
Investment in joint venture arrangements	0	0
Other assets	375,767	375,682
Total assets	375,767	375,682
Operating Segments
Segment Reporting [Line Items]
Deposits on real estate under option or contract	82,955	74,545
Inventory	3,422,343	3,309,395
Investment in joint venture arrangements	62,018	106,299
Other assets	570,456	532,992
Total assets	$ 4,137,772	$ 4,023,231