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Summary of Facility Consolidation and Asset Impairment Charges (Detail) (USD $) In Millions, except Per Share data, unless otherwise specified | 12 Months Ended
--- | ---
Dec. 25, 2011 | Dec. 26, 2010 | Dec. 27, 2009
Unusual or Infrequent Item [Line Items] |  |  |  |  |  |
Asset impairment and other charges, pre-tax amount | $ 58 |  | $ 60 |  | $ 170 |
Asset impairment and other charges, after-tax amount | 36 | [1] | 43 | [1] | 119 | [1]
Asset impairment and other charges, per share amount | $ 0.15 | [1] | $ 0.18 | [1] | $ 0.50 | [1]
Publishing |  |  |  |  |  |
Unusual or Infrequent Item [Line Items] |  |  |  |  |  |
Asset impairment and other charges, pre-tax amount | 27 |  | 36 |  | 99 |
Digital |  |  |  |  |  |
Unusual or Infrequent Item [Line Items] |  |  |  |  |  |
Asset impairment and other charges, pre-tax amount |  |  | 13 |  | 25 |
Broadcasting |  |  |  |  |  |
Unusual or Infrequent Item [Line Items] |  |  |  |  |  |
Asset impairment and other charges, pre-tax amount |  |  | 8 |  | 9 |
Operations |  |  |  |  |  |
Unusual or Infrequent Item [Line Items] |  |  |  |  |  |
Asset impairment and other charges, pre-tax amount | 27 |  | 57 |  | 133 |
Asset impairment and other charges, after-tax amount | 18 | [1] | 41 | [1] | 88 | [1]
Asset impairment and other charges, per share amount | $ 0.07 | [1] | $ 0.17 | [1] | $ 0.37 | [1]
Operations | Property Plant and Equipment |  |  |  |  |  |
Unusual or Infrequent Item [Line Items] |  |  |  |  |  |
Asset impairment and other charges, pre-tax amount | 17 |  | 19 |  | 79 |
Asset impairment and other charges, after-tax amount | 10 | [1] | 12 | [1] | 50 | [1]
Asset impairment and other charges, per share amount | $ 0.04 | [1] | $ 0.05 | [1] | $ 0.21 | [1]
Operations | Property Plant and Equipment | Publishing |  |  |  |  |  |
Unusual or Infrequent Item [Line Items] |  |  |  |  |  |
Asset impairment and other charges, pre-tax amount | 17 |  | 15 |  | 76 |
Asset impairment and other charges, after-tax amount | 10 | [1] | 9 | [1] | 47 | [1]
Asset impairment and other charges, per share amount | $ 0.04 | [1] | $ 0.04 | [1] | $ 0.20 | [1]
Operations | Property Plant and Equipment | Broadcasting |  |  |  |  |  |
Unusual or Infrequent Item [Line Items] |  |  |  |  |  |
Asset impairment and other charges, pre-tax amount |  |  | 4 |  | 3 |
Asset impairment and other charges, after-tax amount |  |  | 2 | [1] | 2 | [1]
Asset impairment and other charges, per share amount |  |  | $ 0.01 | [1] | $ 0.01 | [1]
Operations | Other Asset |  |  |  |  |  |
Unusual or Infrequent Item [Line Items] |  |  |  |  |  |
Asset impairment and other charges, pre-tax amount | 10 |  | 8 |  | 12 |
Asset impairment and other charges, after-tax amount | 7 | [1] | 5 | [1] | 7 | [1]
Asset impairment and other charges, per share amount | $ 0.03 | [1] | $ 0.02 | [1] | $ 0.03 | [1]
Operations | Other Asset | Publishing |  |  |  |  |  |
Unusual or Infrequent Item [Line Items] |  |  |  |  |  |
Asset impairment and other charges, pre-tax amount | 10 |  | 3 |  | 7 |
Asset impairment and other charges, after-tax amount | 7 | [1] | 2 | [1] | 4 | [1]
Asset impairment and other charges, per share amount | $ 0.03 | [1] | $ 0.01 | [1] | $ 0.02 | [1]
Operations | Other Asset | Broadcasting |  |  |  |  |  |
Unusual or Infrequent Item [Line Items] |  |  |  |  |  |
Asset impairment and other charges, pre-tax amount |  |  | 5 |  | 5 |
Asset impairment and other charges, after-tax amount |  |  | 3 | [1] | 3 | [1]
Asset impairment and other charges, per share amount |  |  | $ 0.01 | [1] | $ 0.01 | [1]
Operations | Goodwill |  |  |  |  |  |
Unusual or Infrequent Item [Line Items] |  |  |  |  |  |
Asset impairment and other charges, pre-tax amount |  |  | 11 |  | 33 |
Asset impairment and other charges, after-tax amount |  |  | 11 | [1] | 26 | [1]
Asset impairment and other charges, per share amount |  |  | $ 0.04 | [1] | $ 0.11 | [1]
Operations | Goodwill | Publishing |  |  |  |  |  |
Unusual or Infrequent Item [Line Items] |  |  |  |  |  |
Asset impairment and other charges, pre-tax amount |  |  |  |  | 17 |
Asset impairment and other charges, after-tax amount |  |  |  |  | 10 | [1]
Asset impairment and other charges, per share amount |  |  |  |  | $ 0.04 | [1]
Operations | Goodwill | Digital |  |  |  |  |  |
Unusual or Infrequent Item [Line Items] |  |  |  |  |  |
Asset impairment and other charges, pre-tax amount |  |  | 11 |  | 16 |
Asset impairment and other charges, after-tax amount |  |  | 11 | [1] | 16 | [1]
Asset impairment and other charges, per share amount |  |  | $ 0.04 | [1] | $ 0.07 | [1]
Operations | Other Intangible Assets |  |  |  |  |  |
Unusual or Infrequent Item [Line Items] |  |  |  |  |  |
Asset impairment and other charges, pre-tax amount |  |  | 19 |  | 9 |
Asset impairment and other charges, after-tax amount |  |  | 13 | [1] | 5 | [1]
Asset impairment and other charges, per share amount |  |  | $ 0.06 | [1] | $ 0.02 | [1]
Operations | Other Intangible Assets | Publishing |  |  |  |  |  |
Unusual or Infrequent Item [Line Items] |  |  |  |  |  |
Asset impairment and other charges, pre-tax amount |  |  | 17 |  |  |
Asset impairment and other charges, after-tax amount |  |  | 12 | [1] |  |
Asset impairment and other charges, per share amount |  |  | $ 0.05 | [1] |  |
Operations | Other Intangible Assets | Digital |  |  |  |  |  |
Unusual or Infrequent Item [Line Items] |  |  |  |  |  |
Asset impairment and other charges, pre-tax amount |  |  | 2 |  | 9 |
Asset impairment and other charges, after-tax amount |  |  | 1 | [1] | 5 | [1]
Asset impairment and other charges, per share amount |  |  |  |  | $ 0.02 | [1]
Non-Operating Charges | Publishing |  |  |  |  |  |
Unusual or Infrequent Item [Line Items] |  |  |  |  |  |
Asset impairment and other charges, pre-tax amount |  |  |  |  | 28 |
Asset impairment and other charges, after-tax amount |  |  |  |  | 24 | [1]
Asset impairment and other charges, per share amount |  |  |  |  | $ 0.10 | [1]
Non-Operating Charges | Equity Method Investments |  |  |  |  |  |
Unusual or Infrequent Item [Line Items] |  |  |  |  |  |
Asset impairment and other charges, pre-tax amount | 16 |  | 3 |  | 9 |
Asset impairment and other charges, after-tax amount | 10 | [1] | 2 | [1] | 7 | [1]
Asset impairment and other charges, per share amount | $ 0.04 | [1] | $ 0.01 | [1] | $ 0.03 | [1]
Non-Operating Charges | Cost-method Investments |  |  |  |  |  |
Unusual or Infrequent Item [Line Items] |  |  |  |  |  |
Asset impairment and other charges, pre-tax amount | 15 |  |  |  |  |
Asset impairment and other charges, after-tax amount | $ 9 | [1] |  |  |  |
Asset impairment and other charges, per share amount | $ 0.04 | [1] |  |  |  |
[1] | Total amounts may not sum due to rounding.

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