Business Segments Business Segments - Assets (Details) - USD ($) $ in Thousands	Jun. 30, 2025	Dec. 31, 2024
Segment Reporting Information [Line Items]
Deposits on real estate under option or contract	$ 76,771	$ 69,483
Inventory	3,209,835	3,022,379
Investment in joint venture arrangements	67,466	65,334
Other assets	1,385,967	1,392,600
Total assets	4,740,039	4,549,796
Northern Homebuilding [Member]
Segment Reporting Information [Line Items]
Deposits on real estate under option or contract	14,023	12,209
Inventory	1,085,181	1,041,713
Investment in joint venture arrangements	0	0
Other assets	46,032	37,721
Total assets	1,145,236	1,091,643
Southern Homebuilding [Member]
Segment Reporting Information [Line Items]
Deposits on real estate under option or contract	62,748	57,274
Inventory	2,124,654	1,980,666
Investment in joint venture arrangements	67,466	65,334
Other assets	151,613	132,316
Total assets	2,406,481	2,235,590
Corporate and Other [Member]
Segment Reporting Information [Line Items]
Deposits on real estate under option or contract	0	0
Inventory	0	0
Investment in joint venture arrangements	0	0
Other assets	811,051	852,005
Total assets	811,051	852,005
Financial Service
Segment Reporting Information [Line Items]
Deposits on real estate under option or contract	0	0
Inventory	0	0
Investment in joint venture arrangements	0	0
Other assets	377,271	370,558
Total assets	377,271	370,558
Operating Segments
Segment Reporting Information [Line Items]
Deposits on real estate under option or contract	76,771	69,483
Inventory	3,209,835	3,022,379
Investment in joint venture arrangements	67,466	65,334
Other assets	574,916	540,595
Total assets	$ 3,928,988	$ 3,697,791