Senior Notes, Secured, and Unsecured Indebtedness - Condensed Consolidating Statement of Cash Flows (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2016	Mar. 31, 2015
Operating activities
Net cash provided by (used in) operating activities	$ (59,536)	$ (61,096)
Investing activities
Collection of related party note receivable	6,188	0
Investments in and advances to unconsolidated joint ventures		(1,000)
Purchases of property and equipment	(526)	(150)
Investments in subsidiaries	0	0
Net cash (used in) provided by investing activities	5,662	(1,150)
Financing activities
Proceeds from borrowings on notes payable	53,162	6,148
Principal payments on notes payable	(26,526)	(6,962)
Proceeds from borrowings on Revolver	55,000	89,000
Payments on Revolver	(71,000)	(40,000)
Principal payments on subordinated amortizing notes	(1,676)	(1,760)
Payment of deferred loan costs	(197)	(561)
Proceeds from stock options exercised	0	106
Shares remitted to, or withheld by the Company for employee tax withholding	(844)	(1,632)
Excess income tax benefit from stock based awards	(226)	0
Noncontrolling interest contributions	33,241	0
Noncontrolling interest distributions	(1,465)	(5,414)
Advances to affiliates	0	0
Intercompany receivables/payables	0	0
Net cash provided by (used in) financing activities	39,469	38,925
Net decrease in cash and cash equivalents	(14,405)	(23,321)
Cash and cash equivalents — beginning of period	50,203	52,771
Cash and cash equivalents — end of period	35,798	29,450
Reporting Entities | Delaware Lyon
Operating activities
Net cash provided by (used in) operating activities	(422)	175
Investing activities
Collection of related party note receivable	0
Investments in and advances to unconsolidated joint ventures		0
Purchases of property and equipment	0	0
Investments in subsidiaries	0	0
Net cash (used in) provided by investing activities	0	0
Financing activities
Proceeds from borrowings on notes payable	0	0
Principal payments on notes payable	0	0
Proceeds from borrowings on Revolver	0	0
Payments on Revolver	0	0
Principal payments on subordinated amortizing notes	0	0
Payment of deferred loan costs	0	0
Proceeds from stock options exercised		0
Shares remitted to, or withheld by the Company for employee tax withholding	0	0
Excess income tax benefit from stock based awards	0
Noncontrolling interest contributions	0
Noncontrolling interest distributions	0	0
Advances to affiliates	0	0
Intercompany receivables/payables	422	(175)
Net cash provided by (used in) financing activities	422	(175)
Net decrease in cash and cash equivalents	0	0
Cash and cash equivalents — beginning of period	0	0
Cash and cash equivalents — end of period	0	0
Reporting Entities | California Lyon
Operating activities
Net cash provided by (used in) operating activities	41,317	(53,883)
Investing activities
Collection of related party note receivable	6,188
Investments in and advances to unconsolidated joint ventures		(1,000)
Purchases of property and equipment	(548)	(173)
Investments in subsidiaries	(6,427)	(4,896)
Net cash (used in) provided by investing activities	(787)	(6,069)
Financing activities
Proceeds from borrowings on notes payable	57	0
Principal payments on notes payable	(2,771)	(384)
Proceeds from borrowings on Revolver	55,000	89,000
Payments on Revolver	(71,000)	(40,000)
Principal payments on subordinated amortizing notes	(1,676)	(1,760)
Payment of deferred loan costs	(197)	(561)
Proceeds from stock options exercised		106
Shares remitted to, or withheld by the Company for employee tax withholding	(844)	(1,632)
Excess income tax benefit from stock based awards	(226)
Noncontrolling interest contributions	0
Noncontrolling interest distributions	0	0
Advances to affiliates	0	0
Intercompany receivables/payables	(33,027)	(6,620)
Net cash provided by (used in) financing activities	(54,684)	38,149
Net decrease in cash and cash equivalents	(14,154)	(21,803)
Cash and cash equivalents — beginning of period	44,332	48,462
Cash and cash equivalents — end of period	30,178	26,659
Reporting Entities | Guarantor Subsidiaries
Operating activities
Net cash provided by (used in) operating activities	(32,162)	(6,375)
Investing activities
Collection of related party note receivable	0
Investments in and advances to unconsolidated joint ventures		0
Purchases of property and equipment	25	15
Investments in subsidiaries	36,370	11,916
Net cash (used in) provided by investing activities	36,395	11,931
Financing activities
Proceeds from borrowings on notes payable	0	0
Principal payments on notes payable	0	(162)
Proceeds from borrowings on Revolver	0	0
Payments on Revolver	0	0
Principal payments on subordinated amortizing notes	0	0
Payment of deferred loan costs	0	0
Proceeds from stock options exercised		0
Shares remitted to, or withheld by the Company for employee tax withholding	0	0
Excess income tax benefit from stock based awards	0
Noncontrolling interest contributions	0
Noncontrolling interest distributions	0	0
Advances to affiliates	(4,483)	(4,808)
Intercompany receivables/payables	(2,279)	(779)
Net cash provided by (used in) financing activities	(6,762)	(5,749)
Net decrease in cash and cash equivalents	(2,529)	(193)
Cash and cash equivalents — beginning of period	2,723	573
Cash and cash equivalents — end of period	194	380
Reporting Entities | Non-Guarantor Subsidiaries
Operating activities
Net cash provided by (used in) operating activities	(68,691)	(838)
Investing activities
Collection of related party note receivable	0
Investments in and advances to unconsolidated joint ventures		0
Purchases of property and equipment	(3)	8
Investments in subsidiaries	0	0
Net cash (used in) provided by investing activities	(3)	8
Financing activities
Proceeds from borrowings on notes payable	53,105	6,148
Principal payments on notes payable	(23,755)	(6,416)
Proceeds from borrowings on Revolver	0	0
Payments on Revolver	0	0
Principal payments on subordinated amortizing notes	0	0
Payment of deferred loan costs	0	0
Proceeds from stock options exercised		0
Shares remitted to, or withheld by the Company for employee tax withholding	0	0
Excess income tax benefit from stock based awards	0
Noncontrolling interest contributions	33,241
Noncontrolling interest distributions	(1,465)	(5,414)
Advances to affiliates	8,629	5,693
Intercompany receivables/payables	1,217	(506)
Net cash provided by (used in) financing activities	70,972	(495)
Net decrease in cash and cash equivalents	2,278	(1,325)
Cash and cash equivalents — beginning of period	3,148	3,736
Cash and cash equivalents — end of period	5,426	2,411
Consolidation, Eliminations
Operating activities
Net cash provided by (used in) operating activities	422	(175)
Investing activities
Collection of related party note receivable	0
Investments in and advances to unconsolidated joint ventures		0
Purchases of property and equipment	0	0
Investments in subsidiaries	(29,943)	(7,020)
Net cash (used in) provided by investing activities	(29,943)	(7,020)
Financing activities
Proceeds from borrowings on notes payable	0	0
Principal payments on notes payable	0	0
Proceeds from borrowings on Revolver	0	0
Payments on Revolver	0	0
Principal payments on subordinated amortizing notes	0	0
Payment of deferred loan costs	0	0
Proceeds from stock options exercised		0
Shares remitted to, or withheld by the Company for employee tax withholding	0	0
Excess income tax benefit from stock based awards	0
Noncontrolling interest contributions	0
Noncontrolling interest distributions	0	0
Advances to affiliates	(4,146)	(885)
Intercompany receivables/payables	33,667	8,080
Net cash provided by (used in) financing activities	29,521	7,195
Net decrease in cash and cash equivalents	0	0
Cash and cash equivalents — beginning of period	0	0
Cash and cash equivalents — end of period	$ 0	$ 0