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Business Segment Financial Information (Parenthetical) (Detail) (USD $) In Thousands, unless otherwise specified | 12 Months Ended
--- | ---
Dec. 30, 2012 | Dec. 25, 2011 | Dec. 26, 2010
Segment Reporting Information [Line Items] |  |  |
Asset impairment and other charges, pre-tax amount | $ 129,165 | $ 57,511 | $ 59,740
Publishing |  |  |
Segment Reporting Information [Line Items] |  |  |
Asset impairment and other charges, pre-tax amount | 32,000 | 27,000 | 36,000
Digital |  |  |
Segment Reporting Information [Line Items] |  |  |
Asset impairment and other charges, pre-tax amount | 90,000 |  | 13,000
Broadcasting |  |  |
Segment Reporting Information [Line Items] |  |  |
Asset impairment and other charges, pre-tax amount |  |  | $ 9,000

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- Definition Asset Impairment And Other Charges Before Tax + References No definition available. + Details
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Namespace Prefix: | gci_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

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