Segment Reporting - Schedule of Reconciliation of Revenue and Operating Profit (Loss) from Segments to Consolidated (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2026	Mar. 31, 2025
Segment Reporting Information [Line Items]
Inventory impairments	$ (4,500)	$ 0
Pretax income (loss)	(8,977)	93,500
Homebuilding:
Segment Reporting Information [Line Items]
Home sale revenues	1,209,068	1,511,078
Inventory impairments	(4,500)	0
Selling, general and administrative expenses	(193,128)	(191,492)
Interest and other income	1,084	7,104
Other (expense) income	(3,692)	(3,879)
Pretax income (loss)	(14,492)	78,832
Homebuilding: | Home sale revenues
Segment Reporting Information [Line Items]
Home sale revenues	1,202,055	1,506,375
Home cost of sales	(1,018,252)	(1,240,380)
Homebuilding: | Land sale revenues
Segment Reporting Information [Line Items]
Home sale revenues	7,013	1,443
Home cost of sales	(5,072)	(760)
Homebuilding: | Other revenues
Segment Reporting Information [Line Items]
Home sale revenues	0	3,260
Home cost of sales	0	(2,839)
Homebuilding: | Operating Segments | Pacific Northwest
Segment Reporting Information [Line Items]
Inventory impairments	(700)	0
Selling, general and administrative expenses	(32,140)	(29,284)
Interest and other income	(82)	(37)
Other (expense) income	(80)	(110)
Pretax income (loss)	(1,252)	11,938
Homebuilding: | Operating Segments | California
Segment Reporting Information [Line Items]
Inventory impairments	0	0
Selling, general and administrative expenses	(38,309)	(36,607)
Interest and other income	84	181
Other (expense) income	(380)	(1,089)
Pretax income (loss)	(3,304)	11,702
Homebuilding: | Operating Segments | Desert
Segment Reporting Information [Line Items]
Inventory impairments	(1,450)	0
Selling, general and administrative expenses	(41,042)	(39,947)
Interest and other income	60	71
Other (expense) income	(1,492)	(323)
Pretax income (loss)	(3,217)	21,189
Homebuilding: | Operating Segments | Mountain
Segment Reporting Information [Line Items]
Inventory impairments	0	0
Selling, general and administrative expenses	(27,325)	(30,499)
Interest and other income	136	52
Other (expense) income	(870)	(540)
Pretax income (loss)	2,079	20,671
Homebuilding: | Operating Segments | Texas
Segment Reporting Information [Line Items]
Inventory impairments	0	0
Selling, general and administrative expenses	(32,674)	(28,378)
Interest and other income	474	440
Other (expense) income	0	(788)
Pretax income (loss)	2,482	12,716
Homebuilding: | Operating Segments | East
Segment Reporting Information [Line Items]
Inventory impairments	(2,350)	0
Selling, general and administrative expenses	(22,288)	(21,392)
Interest and other income	31	72
Other (expense) income	(870)	(800)
Pretax income (loss)	(12,311)	(95)
Homebuilding: | Operating Segments | Home sale revenues | Pacific Northwest
Segment Reporting Information [Line Items]
Home sale revenues	210,921	225,190
Home cost of sales	(179,858)	(184,740)
Homebuilding: | Operating Segments | Home sale revenues | California
Segment Reporting Information [Line Items]
Home sale revenues	219,059	251,016
Home cost of sales	(183,758)	(201,776)
Homebuilding: | Operating Segments | Home sale revenues | Desert
Segment Reporting Information [Line Items]
Home sale revenues	268,206	334,511
Home cost of sales	(227,499)	(273,123)
Homebuilding: | Operating Segments | Home sale revenues | Mountain
Segment Reporting Information [Line Items]
Home sale revenues	205,567	323,376
Home cost of sales	(175,429)	(271,718)
Homebuilding: | Operating Segments | Home sale revenues | Texas
Segment Reporting Information [Line Items]
Home sale revenues	192,983	213,867
Home cost of sales	(159,555)	(172,633)
Homebuilding: | Operating Segments | Home sale revenues | East
Segment Reporting Information [Line Items]
Home sale revenues	105,319	158,415
Home cost of sales	(92,153)	(136,390)
Homebuilding: | Operating Segments | Land sale revenues | Pacific Northwest
Segment Reporting Information [Line Items]
Home sale revenues	3,300	290
Home cost of sales	(2,613)	245
Homebuilding: | Operating Segments | Land sale revenues | California
Segment Reporting Information [Line Items]
Home sale revenues	0	0
Home cost of sales	0	(60)
Homebuilding: | Operating Segments | Land sale revenues | Desert
Segment Reporting Information [Line Items]
Home sale revenues	0	0
Home cost of sales	0	0
Homebuilding: | Operating Segments | Land sale revenues | Mountain
Segment Reporting Information [Line Items]
Home sale revenues	0	0
Home cost of sales	0	0
Homebuilding: | Operating Segments | Land sale revenues | Texas
Segment Reporting Information [Line Items]
Home sale revenues	3,713	1,153
Home cost of sales	(2,459)	(945)
Homebuilding: | Operating Segments | Land sale revenues | East
Segment Reporting Information [Line Items]
Home sale revenues	0	0
Home cost of sales	0	0
Homebuilding: | Operating Segments | Other revenues | Pacific Northwest
Segment Reporting Information [Line Items]
Home sale revenues	0	3,219
Home cost of sales	0	(2,835)
Homebuilding: | Operating Segments | Other revenues | California
Segment Reporting Information [Line Items]
Home sale revenues	0	41
Home cost of sales	0	(4)
Homebuilding: | Operating Segments | Other revenues | Desert
Segment Reporting Information [Line Items]
Home sale revenues	0	0
Home cost of sales	0	0
Homebuilding: | Operating Segments | Other revenues | Mountain
Segment Reporting Information [Line Items]
Home sale revenues	0	0
Home cost of sales	0	0
Homebuilding: | Operating Segments | Other revenues | Texas
Segment Reporting Information [Line Items]
Home sale revenues	0	0
Home cost of sales	0	0
Homebuilding: | Operating Segments | Other revenues | East
Segment Reporting Information [Line Items]
Home sale revenues	0	0
Home cost of sales	0	0
Homebuilding: | Corporate
Segment Reporting Information [Line Items]
Inventory impairments	0	0
Selling, general and administrative expenses	650	(5,385)
Interest and other income	381	6,325
Other (expense) income	0	(229)
Pretax income (loss)	1,031	711
Homebuilding: | Corporate | Home sale revenues
Segment Reporting Information [Line Items]
Home sale revenues	0	0
Home cost of sales	0	0
Homebuilding: | Corporate | Land sale revenues
Segment Reporting Information [Line Items]
Home sale revenues	0	0
Home cost of sales	0	0
Homebuilding: | Corporate | Other revenues
Segment Reporting Information [Line Items]
Home sale revenues	0	0
Home cost of sales	0	0
Financial Services:
Segment Reporting Information [Line Items]
Home sale revenues	27,677	38,514
Expenses	(25,024)	(27,655)
Other (expense) income	2,862	3,809
Pretax income (loss)	5,515	14,668
Financial Services: | Operating Segments | Mortgage Operations
Segment Reporting Information [Line Items]
Home sale revenues	15,404	21,456
Expenses	(18,723)	(20,799)
Other (expense) income	1,841	1,508
Pretax income (loss)	(1,478)	2,165
Financial Services: | Operating Segments | Other
Segment Reporting Information [Line Items]
Home sale revenues	12,273	17,058
Expenses	(6,301)	(6,856)
Other (expense) income	1,021	2,301
Pretax income (loss)	$ 6,993	$ 12,503