v2.4.0.8

Noncontrolling Interests (Components Of Noncontrolling Interests) (Details) (USD $) In Thousands, unless otherwise specified | 6 Months Ended | 12 Months Ended
--- | --- | ---
Jun. 30, 2013 | Dec. 31, 2012
Noncontrolling Interest [Line Items] |  |
Noncontrolling interests in consolidated subsidiaries | $ 4,635 | $ 4,098
Angelika Film Centers LLC [Member] |  |
Noncontrolling Interest [Line Items] |  |
Noncontrolling interests in consolidated subsidiaries |  | 1,737
Australia Country Cinemas [Member] |  |
Noncontrolling Interest [Line Items] |  |
Noncontrolling interests in consolidated subsidiaries | 548 | 601
Shadow View Land And Farming LLC [Member] |  |
Noncontrolling Interest [Line Items] |  |
Noncontrolling interests in consolidated subsidiaries | 1,897 | 1,912
Sutton Hill Properties [Member] |  |
Noncontrolling Interest [Line Items] |  |
Noncontrolling interests in consolidated subsidiaries | $ 2,190 | $ (152)

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- Definition Noncontrolling interests in consolidated subsidiaries. + References No definition available. + Details
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Namespace Prefix: | rdi_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

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