Segment Information (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019	Dec. 31, 2019
Segment Reporting Information [Line Items]
Entity Emerging Growth Company	false
Revenues:
Total revenues	$ 213,267	$ 168,628
Gross profit:
Gross Profit	48,969	35,366
Income before income taxes:
Income (Loss) from Continuing Operations before Income Taxes, Noncontrolling Interest	22,756	15,319
Inventory
Inventory	770,628		$ 753,567
Goodwill
Goodwill	680		$ 680
Builder operations
Gross profit:
Gross Profit	48,870	37,404
Income before income taxes:
Results of Operations, Income before Income Taxes	20,672	16,090
Builder operations | Southeast [Domain]
Revenues:
Total revenues	67,762	77,173
Gross profit:
Gross Profit	18,154	19,287
Income before income taxes:
Results of Operations, Income before Income Taxes	8,804	9,152
Goodwill
Goodwill	700
Builder operations | Central
Gross profit:
Gross Profit	30,716	18,117
Income before income taxes:
Results of Operations, Income before Income Taxes	11,868	6,938
Land development
Revenues:
Total revenues	22,080	7,030
Gross profit:
Gross Profit	6,182	1,783
Income before income taxes:
Results of Operations, Income before Income Taxes	5,577	2,677
Corporate and Other [Member]
Income before income taxes:
Results of Operations, Income before Income Taxes	(3,493)	(3,448)
Real Estate, Other [Member]
Revenues:
Total revenues	22,080	7,040
Real Estate, Other [Member] | Southeast [Domain]
Revenues:
Total revenues	0	10
Real Estate, Other [Member] | Central
Revenues:
Total revenues	22,080	7,030
Residential Real Estate [Member]
Revenues:
Total revenues	191,187	161,588
Residential Real Estate [Member] | Southeast [Domain]
Revenues:
Total revenues	67,762	77,163
Residential Real Estate [Member] | Central
Revenues:
Total revenues	123,425	84,425
Residential Real Estate [Member] | Land development
Revenues:
Total revenues	$ 0	$ 0