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Shareholders' Equity - Additional Information (Detail) (USD $) | 3 Months Ended | 12 Months Ended |  |  | 12 Months Ended |  |  | 12 Months Ended |  | 12 Months Ended |  | 12 Months Ended |  | 12 Months Ended
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Mar. 28, 2010 | Dec. 30, 2012 hour | Dec. 25, 2011 | Dec. 26, 2010 | Dec. 30, 2012 Maximum | Dec. 30, 2012 Minimum | Dec. 30, 2012 First 5 Percent of Employee Contributions | Jul. 31, 2008 First 6 Percent of Employee Contributions | Dec. 30, 2012 Stock options and other | Dec. 30, 2012 Stock options and other Employee | May 04, 2010 Stock options and other Employee | Dec. 30, 2012 Stock options and other Employee Options Issued from 1996 through November 2004 | Dec. 30, 2012 Stock options and other Employee Options Issued in December 2004 and Thereafter | Dec. 30, 2012 Stock options and other Employee Minimum | Dec. 30, 2012 Stock options and other Director | Dec. 25, 2011 Stock options and other Director | Dec. 26, 2010 Stock options and other Director | Dec. 30, 2012 Stock options and other Director Retainer Fees | Dec. 30, 2012 Stock options and other Director Long-Term Awards | Dec. 30, 2012 Performance Based Awards Stock Based Award | Dec. 30, 2012 Restricted Stock Units (RSUs) Employee | Dec. 30, 2012 Restricted Stock Employee | Dec. 30, 2012 Restricted Stock Director | Dec. 25, 2011 Restricted Stock Director | Dec. 26, 2010 Restricted Stock Director | Dec. 30, 2012 Restricted Stock Director Retainer Fees | Dec. 30, 2012 Restricted Stock Director Long-Term Awards | Dec. 30, 2012 Performance Shares | Dec. 30, 2012 Performance Units and Cash-Based Awards | Dec. 30, 2012 Restricted Stock and Restricted Stock Units | Dec. 25, 2011 Restricted Stock and Restricted Stock Units | Dec. 26, 2010 Restricted Stock and Restricted Stock Units
Stockholders Equity Note [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Stock options outstanding excluded from calculation of diluted earnings per share |  | 6,500,000 | 18,300,000 | 19,600,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Shares approved to be repurchased under share repurchase program, amount |  | $ 300,000,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Shares repurchased under share repurchase program, shares |  | 10,300,000 | 4,900,000 | 0 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Remaining authorized repurchase amount |  | 150,000,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Cost of common shares repurchased |  | 153,948,000 | 53,037,000 | 0 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Shares reserved for issuance |  |  |  |  |  |  |  |  |  |  | 60,000,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Award vesting period |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 1 year | 4 years | 3 years |  |  |  |  |  | 1 year | 3 years |  |  |  |  |
Number of units ultimately paid for performance share awards of target (as a percent) |  |  |  |  | 2 | 0 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Number of shares of common stock received for each RSU granted |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 1 |  |  |  |  |  |  |  |  |  |  |
Maximum number of awards that can be granted to any participant in any fiscal year |  |  |  |  |  |  |  |  |  | 1,000,000 |  |  |  |  |  |  |  |  |  |  | 500,000 | 500,000 |  |  |  |  |  | 500,000 |  |  |  |
Options to purchase common stock, purchase price as percentage of fair market value |  |  |  |  |  |  |  |  |  |  |  |  |  | 100.00% |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Options exercise period |  |  |  |  |  |  |  |  |  |  |  | 10 years | 8 years |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Options exercisable percentage per year |  |  |  |  |  |  |  |  |  | 25.00% |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Stock options awarded |  | 109,699 | 1,333,597 | 3,451,481 |  |  |  |  |  |  |  |  |  |  | 74,611 | 61,897 | 72,681 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Shares awarded |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 31,929 | 27,523 | 21,062 |  |  | 1,109,873 |  | 1,937,512 | 175,023 | 1,934,351
Maximum number of awards that can be granted to any participant in any fiscal year |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 10,000,000 |  |  |
Stock options exercised |  | 2,716,637 | 496,749 | 332,060 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Cash received from exercise of stock options | 2,000,000 | 24,505,000 | 2,352,000 | 1,978,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Intrinsic value of options exercised | 3,100,000 | 22,400,000 | 3,900,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Tax benefit realized from option exercises | 1,200,000 | 9,200,000 | 1,300,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Unrecognized compensation cost related to non-vested share-based compensation |  |  |  |  |  |  |  |  | 4,400,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 5,900,000 |  | 28,000,000 |  |
Unrecognized compensation cost related to non-vested share-based compensation for options, recognition period (in years) |  |  |  |  |  |  |  |  | 1 year 8 months 12 days |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 2 years |  | 2 years 4 months 24 days |  |
Minimum number of employee working hours required to be eligible to participate in the 401(k) Savings Plan (in hours) |  | 1,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
401(k) employee maximum matching contribution |  | 50.00% |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
401(k) employer matching contribution |  |  |  |  |  |  | 100.00% | 50.00% |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Compensation expense related to 401(k) contributions |  | 51,300,000 | 49,600,000 | 46,000,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Accumulated other comprehensive loss, pension, retiree medical and life insurance liabilities |  | 1,120,000,000 | 996,000,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Accumulated other comprehensive loss, foreign currency translation gains |  | $ 418,000,000 | $ 400,000,000 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |

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- Definition Securities (including those issuable pursuant to contingent stock agreements) that could potentially dilute basic earnings per share (EPS) or earnings per unit (EPU) in the future that were not included in the computation of diluted EPS or EPU because to do so would increase EPS or EPU amounts or decrease loss per share or unit amounts for the period presented. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Emerging Issues Task Force (EITF) -Number 07-4 -Paragraph 4 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Diluted Earnings Per Share -URI http://asc.fasb.org/extlink&oid=6510752 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Contingent Stock Agreement -URI http://asc.fasb.org/extlink&oid=6508534 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Antidilution -URI http://asc.fasb.org/extlink&oid=6505113 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 128 -Paragraph 171 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 6: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 128 -Paragraph 40 -Subparagraph c -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 7: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257 Reference 8: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 128 -Paragraph 13, 14 -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. + Details
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- Definition Disclosure of the aggregate tax benefit realized from the exercise of stock options and the conversion of similar instruments during the annual period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (j) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 123R -Paragraph A240 -Subparagraph i -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. + Details
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