DISCONTINUED OPERATIONS - Elimination of Intercompany Hardwood Purchases (Details) - USD ($) $ in Thousands	3 Months Ended	9 Months Ended
Sep. 30, 2014	Sep. 30, 2014
Discontinued Operations and Disposal Groups [Abstract]
Hardwood purchases	$ 0	$ 3,935

Discontinued Operation, Elimination of Intercompany Purchases

No definition available.

Name:	ryn_DiscontinuedOperationEliminationofIntercompanyPurchases
Namespace Prefix:	ryn_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration