v2.4.0.8

Property And Equipment (Summary Of Investment And Development Property) (Details) (USD $) In Thousands, unless otherwise specified | Jun. 30, 2013 | Dec. 31, 2012
--- | --- | ---
Property, Plant and Equipment [Line Items] |  |
Investment and development property | $ 74,119 | $ 94,922
Land [Member] |  |
Property, Plant and Equipment [Line Items] |  |
Investment and development property | 59,869 | 77,020
Construction-In-Progress (Including Capitalized Interest) [Member] |  |
Property, Plant and Equipment [Line Items] |  |
Investment and development property | $ 14,250 | $ 17,902

X
- Definition Properties owned by the entity in a status of either being held for development or currently under development for the ultimate purpose to either sell or be operated by the entity. + References No definition available. + Details
Name: | rdi_PropertyHeldForAndUnderDevelopment
Namespace Prefix: | rdi_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Details
Name: | us-gaap_PropertyPlantAndEquipmentLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration