Accumulated Other Comprehensive (Loss) Income (Details) (USD $)	3 Months Ended	9 Months Ended
Sep. 30, 2013	Sep. 30, 2012	Sep. 30, 2013	Sep. 30, 2012
Accumulated Other Comprehensive (Loss) Income
Realized gains or losses on sale of securities	$ 148,000	$ 472,000	$ 1,414,000	$ 1,437,000
Marketable securities \| Reclassification adjustment
Accumulated Other Comprehensive (Loss) Income
Realized gains or losses on sale of securities	$ (253,000)		$ 88,000

This item represents investment income derived from investments in debt and equity securities consisting of interest income earned from investments in debt securities, dividend income from investments in equity securities, and income or expense derived from the amortization of investment related discounts or premiums, respectively, net of related investment expenses. This item also includes the total realized gain (loss) included in earnings for the period as a result of selling or holding marketable securities categorized as available-for-sale. Additionally, this item would include any losses recognized for other than temporary impairments of the subject investments in debt and equity securities.

No definition available.

Name:	ryl_GainLossFromMarketableSecuritiesNet
Namespace Prefix:	ryl_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration