Consolidated Statements of Income - USD ($) shares in Thousands, $ in Thousands	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Total revenues	$ 791,660	$ 623,647	$ 458,250
Total cost of revenues	622,578	469,445	339,790
Total gross profit	169,082	154,202	118,460
Selling, general and administrative expense	98,659	80,702	58,442
Business Combination, Contingent Consideration Arrangements, Change in Amount of Contingent Consideration, Liability	4,906	1,693	0
Income (Loss) from Equity Method Investments	9,809	7,259	2,746
Other income, net	9,003	2,605	1,473
Results of Operations, Income before Income Taxes	84,329	81,671	64,237
Income before income taxes	84,329	81,671
Income tax expense	20,027	17,136	39,031
Net income	64,302	64,535	25,206
Less: Net income attributable to noncontrolling interests	5,646	12,912	10,236
Net income attributable to Green Brick Partners, Inc.	$ 58,656	$ 51,623	$ 14,970
Net income attributable to Green Brick Partners, Inc. per common share:
Earnings Per Share, Basic	$ 1.16	$ 1.02	$ 0.30
Earnings Per Share, Diluted	$ 1.16	$ 1.02	$ 0.30
Weighted average common shares used in the calculation of net income attributable to Green Brick Partners, Inc. per common share:
Weighted Average Number of Shares Outstanding, Basic	50,530	50,652	49,597
Weighted Average Number of Shares Outstanding, Diluted	50,636	50,751	49,683
Residential Real Estate [Member]
Total revenues	$ 759,830	$ 578,893	$ 439,520
Total cost of revenues	597,884	433,279	325,934
Real Estate, Other [Member]
Total revenues	31,830	44,754	18,730
Total cost of revenues	$ 24,694	$ 36,166	$ 13,856