Consolidated Statements of Cash Flows - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Cash flows from operating activities:
Net income	$ 64,302	$ 64,535	$ 25,206
Adjustments to reconcile net income to net cash used in operating activities:
Depreciation and amortization expense	3,079	2,943	325
Share-based compensation expense	2,191	1,774	2,571
Business Combination, Contingent Consideration Arrangements, Change in Amount of Contingent Consideration, Liability	4,906	1,693	0
Deferred income taxes, net	1,237	14,712	36,299
Income (Loss) from Equity Method Investments	(9,809)	(7,259)	(2,746)
Distributions of income from unconsolidated entities	5,084	4,623	974
Changes in operating assets and liabilities:
Decrease (increase) in receivables	122	(3,029)	843
Increase in inventory	(83,970)	(129,291)	(95,452)
Decrease (increase) in earnest money deposits	2,107	2,119	(3,097)
Increase in other assets	(1,525)	(2,741)	(1,701)
Increase (decrease) in accounts payable	3,953	(483)	7,241
(Decrease) increase in accrued expenses	(4,384)	9,470	4,175
Payment for Contingent Consideration Liability, Operating Activities	(1,332)	0	0
(Decrease) increase in customer and builder deposits	(8,024)	1,458	7,359
Net cash used in operating activities	(22,063)	(39,476)	(18,003)
Payments to Acquire Businesses, Net of Cash Acquired	0	(26,861)	0
Cash flows from investing activities:
Investments in unconsolidated entities	(5,300)	(755)	(286)
Purchase of property and equipment	(2,569)	(3,211)	(149)
Net cash used in investing activities	(7,869)	(30,827)	(435)
Cash flows from financing activities:
Borrowings from lines of credit	224,000	165,000	88,500
Proceeds from Issuance of Senior Long-term Debt	75,000	0	0
Payments of Debt Issuance Costs	(1,974)	(870)	(809)
Repayments of lines of credit	(260,000)	(70,000)	(56,500)
Repayments of notes payable	0	(10,226)	(1,022)
Payment for Contingent Consideration Liability, Financing Activities	(514)	0	0
Payments of withholding tax on vesting of restricted stock awards	(544)	(412)	(586)
Payments for Repurchase of Common Stock	(2,186)	(981)	0
Contributions from noncontrolling interests	3,600	5	438
Distributions to noncontrolling interests	(10,993)	(10,747)	(10,896)
Proceeds from (Payments for) Other Financing Activities	527	0	0
Net cash provided by financing activities	25,862	71,769	19,125
Net (decrease) increase in cash and restricted cash	(4,070)	1,466	687
Restricted Cash	4,416	3,440	3,605
Cash	33,269	38,315	36,684
Cash and restricted cash	37,685	41,755	40,289
Supplemental disclosure of cash flow information:
Cash paid for interest, net of capitalized interest	0	0	0
Cash paid for income taxes, net of refunds	14,313	4,611	2,941
Supplemental disclosure of noncash investing and financing activities:
Equity issuance related to investment in unconsolidated entity	$ 0	$ 0	$ 14,622