Supplemental Guarantor Information (Details 4) (USD $) In Thousands, unless otherwise specified	Mar. 31, 2013	Dec. 31, 2012
ASSETS
Cash and cash equivalents	$ 179,917	$ 155,692
Marketable securities and restricted cash	434,662	458,913
Consolidated inventory owned	1,123,419	1,037,928
Consolidated inventory not owned	33,944	39,490
Total housing inventories	1,157,363	1,077,418
Investment in subsidiaries	0	0
Intercompany receivables	0	0
Other assets	192,631	239,416
Assets of discontinued operations	536	2,480
TOTAL ASSETS	1,965,109	1,933,919
LIABILITIES
Accounts payable and other accrued liabilities	273,942	272,155
Debt	1,133,160	1,134,468
Intercompany payables	0	0
Liabilities of discontinued operations	1,258	1,536
TOTAL LIABILITIES	1,408,360	1,408,159
EQUITY
STOCKHOLDERS' EQUITY	540,120	503,936
NONCONTROLLING INTEREST	16,629	21,824
TOTAL LIABILITIES AND EQUITY	1,965,109	1,933,919
TRG, INC.
ASSETS
Cash and cash equivalents	20,898	29,735
Marketable securities and restricted cash	407,842	431,452
Consolidated inventory owned	681,725	643,619
Consolidated inventory not owned	17,315	17,666
Total housing inventories	699,040	661,285
Investment in subsidiaries	255,398	244,917
Intercompany receivables	390,983	368,126
Other assets	77,604	76,183
Assets of discontinued operations	0	187
TOTAL ASSETS	1,851,765	1,811,885
LIABILITIES
Accounts payable and other accrued liabilities	177,920	172,906
Debt	1,133,160	1,134,468
Intercompany payables	0	0
Liabilities of discontinued operations	565	575
TOTAL LIABILITIES	1,311,645	1,307,949
EQUITY
STOCKHOLDERS' EQUITY	540,120	503,936
NONCONTROLLING INTEREST	0	0
TOTAL LIABILITIES AND EQUITY	1,851,765	1,811,885
GUARANTOR SUBSIDIARIES
ASSETS
Cash and cash equivalents	149,786	117,838
Marketable securities and restricted cash	0	0
Consolidated inventory owned	441,694	394,309
Consolidated inventory not owned	0	0
Total housing inventories	441,694	394,309
Investment in subsidiaries	0	0
Intercompany receivables	0	0
Other assets	44,379	43,572
Assets of discontinued operations	536	2,293
TOTAL ASSETS	636,395	558,012
LIABILITIES
Accounts payable and other accrued liabilities	64,916	68,929
Debt	0	0
Intercompany payables	349,534	275,163
Liabilities of discontinued operations	693	961
TOTAL LIABILITIES	415,143	345,053
EQUITY
STOCKHOLDERS' EQUITY	221,252	212,959
NONCONTROLLING INTEREST	0	0
TOTAL LIABILITIES AND EQUITY	636,395	558,012
NON-GUARANTOR SUBSIDIARIES
ASSETS
Cash and cash equivalents	9,233	8,119
Marketable securities and restricted cash	26,820	27,461
Consolidated inventory owned	0	0
Consolidated inventory not owned	16,629	21,824
Total housing inventories	16,629	21,824
Investment in subsidiaries	0	0
Intercompany receivables	0	0
Other assets	70,648	119,661
Assets of discontinued operations	0	0
TOTAL ASSETS	123,330	177,065
LIABILITIES
Accounts payable and other accrued liabilities	31,106	30,320
Debt	0	0
Intercompany payables	41,449	92,963
Liabilities of discontinued operations	0	0
TOTAL LIABILITIES	72,555	123,283
EQUITY
STOCKHOLDERS' EQUITY	34,146	31,958
NONCONTROLLING INTEREST	16,629	21,824
TOTAL LIABILITIES AND EQUITY	123,330	177,065
CONSOLIDATING ELIMINATIONS
ASSETS
Cash and cash equivalents	0	0
Marketable securities and restricted cash	0	0
Consolidated inventory owned	0	0
Consolidated inventory not owned	0	0
Total housing inventories	0	0
Investment in subsidiaries	(255,398)	(244,917)
Intercompany receivables	(390,983)	(368,126)
Other assets	0	0
Assets of discontinued operations	0	0
TOTAL ASSETS	(646,381)	(613,043)
LIABILITIES
Accounts payable and other accrued liabilities	0	0
Debt	0	0
Intercompany payables	(390,983)	(368,126)
Liabilities of discontinued operations	0	0
TOTAL LIABILITIES	(390,983)	(368,126)
EQUITY
STOCKHOLDERS' EQUITY	(255,398)	(244,917)
NONCONTROLLING INTEREST	0	0
TOTAL LIABILITIES AND EQUITY	$ (646,381)	$ (613,043)