Supplemental Guarantor Information (Details 2) (USD $) In Thousands, unless otherwise specified	3 Months Ended								12 Months Ended
	Dec. 31, 2012	Sep. 30, 2012	Jun. 30, 2012	Mar. 31, 2012	Dec. 31, 2011	Sep. 30, 2011	Jun. 30, 2011	Mar. 31, 2011	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010
Consolidating statements of earnings details
REVENUES	$ 440,135	$ 358,693	$ 293,769	$ 215,869	$ 261,445	$ 248,566	$ 211,848	$ 167,672	$ 1,308,466	$ 889,531	$ 1,000,825
EXPENSES									1,257,567	924,537	1,067,788
OTHER INCOME (LOSS)									(6,932)	2,274	(13,534)
Income (loss) from continuing operations before taxes	30,319	10,430	6,239	(3,021)	814	(3,908)	(9,801)	(19,837)	43,967	(32,732)	(80,497)
Tax expense (benefit)	1,372	23	190	0	(449)	(18)	0	(2,398)	1,585	(2,865)	195
Equity in net earnings (loss) of subsidiaries									0	0	0
NET INCOME (LOSS) FROM CONTINUING OPERATIONS	28,947	10,407	6,049	(3,021)	1,263	(3,890)	(9,801)	(17,439)	42,382	(29,867)	(80,692)
Loss from discontinued operations, net of taxes	(374)	238	223	(2,087)	(451)	(17,423)	(912)	(2,097)	(2,000)	(20,883)	(4,447)
NET INCOME (LOSS)	28,573	10,645	6,272	(5,108)	812	(21,313)	(10,713)	(19,536)	40,382	(50,750)	(85,139)
TRG, INC.
Consolidating statements of earnings details
REVENUES									711,947	458,500	539,184
EXPENSES									688,026	491,505	587,638
OTHER INCOME (LOSS)									(6,932)	2,274	(13,534)
Income (loss) from continuing operations before taxes									16,989	(30,731)	(61,988)
Tax expense (benefit)									612	(2,690)	149
Equity in net earnings (loss) of subsidiaries									26,005	(1,826)	(18,555)
NET INCOME (LOSS) FROM CONTINUING OPERATIONS									42,382	(29,867)	(80,692)
Loss from discontinued operations, net of taxes									(2,000)	(20,883)	(4,447)
NET INCOME (LOSS)									40,382	(50,750)	(85,139)
GUARANTOR SUBSIDIARIES
Consolidating statements of earnings details
REVENUES									562,181	404,104	430,634
EXPENSES									548,345	411,844	449,988
OTHER INCOME (LOSS)									0	0	0
Income (loss) from continuing operations before taxes									13,836	(7,740)	(19,354)
Tax expense (benefit)									499	(677)	48
Equity in net earnings (loss) of subsidiaries									0	0	0
NET INCOME (LOSS) FROM CONTINUING OPERATIONS									13,337	(7,063)	(19,402)
Loss from discontinued operations, net of taxes									(1,018)	(5,763)	(1,665)
NET INCOME (LOSS)									12,319	(12,826)	(21,067)
NON-GUARANTOR SUBSIDIARIES
Consolidating statements of earnings details
REVENUES									37,619	26,927	31,007
EXPENSES									24,477	21,188	30,162
OTHER INCOME (LOSS)									0	0	0
Income (loss) from continuing operations before taxes									13,142	5,739	845
Tax expense (benefit)									474	502	(2)
Equity in net earnings (loss) of subsidiaries									0	0	0
NET INCOME (LOSS) FROM CONTINUING OPERATIONS									12,668	5,237	847
Loss from discontinued operations, net of taxes									0	0	0
NET INCOME (LOSS)									12,668	5,237	847
CONSOLIDATING ELIMINATIONS
Consolidating statements of earnings details
REVENUES									(3,281)	0	0
EXPENSES									(3,281)	0	0
OTHER INCOME (LOSS)									0	0	0
Income (loss) from continuing operations before taxes									0	0	0
Tax expense (benefit)									0	0	0
Equity in net earnings (loss) of subsidiaries									(26,005)	1,826	18,555
NET INCOME (LOSS) FROM CONTINUING OPERATIONS									(26,005)	1,826	18,555
Loss from discontinued operations, net of taxes									1,018	5,763	1,665
NET INCOME (LOSS)									$ (24,987)	$ 7,589	$ 20,220