Business Segments Business Segments - Assets (Details) - USD ($) $ in Thousands	Dec. 31, 2022	Dec. 31, 2021
Segment Reporting Information [Line Items]
Deposits on real estate under option or contract	$ 55,739	$ 52,918
Inventory	2,772,863	2,399,516
Investment in joint venture arrangements	51,554	57,121
Other Combined Assets	834,767	730,298
TOTAL ASSETS	3,714,923	3,239,853
Northern Homebuilding [Member]
Segment Reporting Information [Line Items]
Deposits on real estate under option or contract	8,138	4,123
Inventory	1,100,472	987,258
Investment in joint venture arrangements	0	0
Other Combined Assets	38,265	37,527
TOTAL ASSETS	1,146,875	1,028,908
Southern Homebuilding [Member]
Segment Reporting Information [Line Items]
Deposits on real estate under option or contract	47,601	48,795
Inventory	1,672,391	1,412,258
Investment in joint venture arrangements	51,554	57,121
Other Combined Assets	103,182	63,844
TOTAL ASSETS	1,874,728	1,582,018
Corporate, Financial Services and Unallocated [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 Combined Assets	693,320	628,927
TOTAL ASSETS	$ 693,320	$ 628,927