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Amount of income (loss) from a disposal group, net of income tax before extraordinary items allocable to noncontrolling interests. Includes, net of tax, income (loss) from operations during the phase-out period, gain (loss) on disposal, provision (or any reversals of earlier provisions) for loss on disposal, and adjustments of a prior period gain (loss) on disposal.

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Supplemental Guarantor Information (Details 2) (USD $) In Thousands, unless otherwise specified	3 Months Ended								12 Months Ended
	Dec. 31, 2014	Sep. 30, 2014	Jun. 30, 2014	Mar. 31, 2014	Dec. 31, 2013	Sep. 30, 2013	Jun. 30, 2013	Mar. 31, 2013	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012
CONSOLIDATING STATEMENTS OF EARNINGS
REVENUES	$ 867,805us-gaap_Revenues	$ 680,192us-gaap_Revenues	$ 577,389us-gaap_Revenues	$ 489,683us-gaap_Revenues	$ 696,657us-gaap_Revenues	$ 576,423us-gaap_Revenues	$ 492,995us-gaap_Revenues	$ 374,680us-gaap_Revenues	$ 2,615,069us-gaap_Revenues	$ 2,140,755us-gaap_Revenues	$ 1,308,466us-gaap_Revenues
EXPENSES									2,334,533us-gaap_CostsAndExpenses	1,948,613us-gaap_CostsAndExpenses	1,258,882us-gaap_CostsAndExpenses
OTHER (LOSS) INCOME									3,928ryl_OtherIncomeLoss	3,549ryl_OtherIncomeLoss	(5,617)ryl_OtherIncomeLoss
Income from continuing operations before taxes	115,149	78,942	52,203	38,170	75,223	53,986	44,279	22,203	284,464	195,691	43,967
Tax expense (benefit)	43,447us-gaap_IncomeTaxExpenseBenefit	30,414us-gaap_IncomeTaxExpenseBenefit	20,161us-gaap_IncomeTaxExpenseBenefit	14,643us-gaap_IncomeTaxExpenseBenefit	2,917us-gaap_IncomeTaxExpenseBenefit	428us-gaap_IncomeTaxExpenseBenefit	(186,952)us-gaap_IncomeTaxExpenseBenefit	199us-gaap_IncomeTaxExpenseBenefit	108,665us-gaap_IncomeTaxExpenseBenefit	(183,408)us-gaap_IncomeTaxExpenseBenefit	1,585us-gaap_IncomeTaxExpenseBenefit
NET INCOME FROM CONTINUING OPERATIONS	71,702	48,528	32,042	23,527	72,306	53,558	231,231	22,004	175,799	379,099	42,382
Income (loss) from discontinued operations, net of taxes	0	0	0	0	(61)	91	(37)	113		106	(2,000)
NET INCOME	71,702us-gaap_ProfitLoss	48,528us-gaap_ProfitLoss	32,042us-gaap_ProfitLoss	23,527us-gaap_ProfitLoss	72,245us-gaap_ProfitLoss	53,649us-gaap_ProfitLoss	231,194us-gaap_ProfitLoss	22,117us-gaap_ProfitLoss	175,799us-gaap_ProfitLoss	379,205us-gaap_ProfitLoss	40,382us-gaap_ProfitLoss
CONSOLIDATING ELIMINATIONS
CONSOLIDATING STATEMENTS OF EARNINGS
REVENUES									(55,944)	(39,386)	(3,281)
EXPENSES									(55,944)	(39,386)	(3,281)
Equity in net earnings of subsidiaries									(78,731)	(161,978)	(26,005)
NET INCOME FROM CONTINUING OPERATIONS									(78,731)	(161,978)	(26,005)
Income (loss) from discontinued operations, net of taxes										(1)	1,018
NET INCOME									(78,731)	(161,979)	(24,987)
TRG, INC. \| Reportable legal entities
CONSOLIDATING STATEMENTS OF EARNINGS
REVENUES									1,403,003	1,207,509	711,947
EXPENSES									1,248,612	1,098,288	688,510
OTHER (LOSS) INCOME									2,677	2,857	(6,448)
Income from continuing operations before taxes									157,068	112,078	16,989
Tax expense (benefit)									60,000	(105,043)	612
Equity in net earnings of subsidiaries									78,731	161,978	26,005
NET INCOME FROM CONTINUING OPERATIONS									175,799	379,099	42,382
Income (loss) from discontinued operations, net of taxes										106	(2,000)
NET INCOME									175,799	379,205	40,382
GUARANTOR SUBSIDIARIES \| Reportable legal entities
CONSOLIDATING STATEMENTS OF EARNINGS
REVENUES									1,222,842	921,252	562,181
EXPENSES									1,104,005	858,399	549,176
OTHER (LOSS) INCOME									1,112	692	831
Income from continuing operations before taxes									119,949	63,545	13,836
Tax expense (benefit)									45,820	(59,557)	499
NET INCOME FROM CONTINUING OPERATIONS									74,129	123,102	13,337
Income (loss) from discontinued operations, net of taxes										1	(1,018)
NET INCOME									74,129	123,103	12,319
NON-GUARANTOR SUBSIDIARIES \| Reportable legal entities
CONSOLIDATING STATEMENTS OF EARNINGS
REVENUES									45,168	51,380	37,619
EXPENSES									37,860	31,312	24,477
OTHER (LOSS) INCOME									139
Income from continuing operations before taxes									7,447	20,068	13,142
Tax expense (benefit)									2,845	(18,808)	474
NET INCOME FROM CONTINUING OPERATIONS									4,602	38,876	12,668
NET INCOME									$ 4,602	$ 38,876	$ 12,668