Condensed Consolidated Statements of Income - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2026	Jun. 30, 2025	Jun. 30, 2026	Jun. 30, 2025
Income Statement [Abstract]
Home closing revenue	$ 273,026	$ 223,924	$ 479,470	$ 448,646
Cost of home closings	225,105	171,985	391,098	343,177
Home closing gross profit	47,921	51,939	88,372	105,469
Selling, general and administrative costs	41,914	34,702	77,826	67,701
Equity in income from unconsolidated entities	(786)	(598)	(1,313)	(817)
Interest expense	640	772	1,488	1,438
Other expense (income), net	4,285	(116)	4,188	401
Income before income taxes	1,868	17,179	6,183	36,746
Provision for income taxes	100	744	353	1,601
Net income	1,768	16,435	5,830	35,145
Net income attributable to non-controlling interests	1,522	14,070	5,019	30,097
Net income attributable to Smith Douglas Homes Corp.	$ 246	$ 2,365	$ 811	$ 5,048
Earnings per share:
Basic (in dollars per share)	$ 0.03	$ 0.26	$ 0.09	$ 0.56
Diluted (in dollars per share)	$ 0.03	$ 0.26	$ 0.09	$ 0.55
Weighted average shares of common stock outstanding:
Basic (in shares)	8,380,647	8,998,470	8,698,043	8,983,328
Diluted (in shares)	8,380,647	8,998,470	8,698,043	9,160,922