Future Minimum Rental Income (Narrative) (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Future Minimum Rental Income [Abstract]
Real estate revenue	$ 18,803	$ 19,727	$ 19,130

The total amount of revenue recognized for the period from operating leases, including minimum lease revenue, contingent revenue, percentage revenue, sublease revenue and leasing activities associated with live theater operations.

No definition available.

Name:	rdi_RevenueFromRealEstate
Namespace Prefix:	rdi_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration