Consolidated Statements of Cash Flows (Parenthetical) (USD $) In Thousands, unless otherwise specified	3 Months Ended
Mar. 31, 2013	Mar. 31, 2012
Investing Activities:
Jesup mill cellulose specialties expansion, gross purchases	$ 57,693	$ 41,051
Jesup mill cellulose specialties expansion, purchases on account	$ 20,959	$ 15,025

Purchases on account related to the Jesup mill expansion to increase production in the cellulose specialties product line.

No definition available.

Name:	ryn_JesupMillCelluloseSpecialtiesExpansionPurchasesOnAccount
Namespace Prefix:	ryn_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration