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Employee Benefit Plans - Weighted Average Assets Allocation and Target Asset Allocation (Detail) | 12 Months Ended
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Dec. 30, 2012 | Jan. 01, 2012 | Dec. 30, 2012 Equity Securities [Member] | Jan. 01, 2012 Equity Securities [Member] | Dec. 30, 2012 Debt Securities [Member] | Jan. 01, 2012 Debt Securities [Member] | Dec. 30, 2012 Other [Member] | Jan. 01, 2012 Other [Member] | Dec. 29, 2013 Minimum [Member] Equity Securities [Member] | Dec. 29, 2013 Minimum [Member] Debt Securities [Member] | Dec. 29, 2013 Minimum [Member] Other [Member] | Dec. 29, 2013 Maximum [Member] | Dec. 29, 2013 Maximum [Member] Equity Securities [Member] | Dec. 29, 2013 Maximum [Member] Debt Securities [Member] | Dec. 29, 2013 Maximum [Member] Other [Member]
Defined Benefit Plan Disclosure [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Target Allocation |  |  |  |  |  |  |  |  | 55 | 30 | 0 | 100 | 65 | 40 | 5
Percentage of Plan Assets | 100.00% | 100.00% | 68.00% | 66.00% | 28.00% | 30.00% | 4.00% | 4.00% |  |  |  |  |  |  |

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- Definition Description of target allocation percentages, or range of percentages, considering the major categories of plan assets as of the latest statement of financial position presented (on a weighted-average basis for employers with more than one plan) that are pertinent to an understanding of the plan investment policies and strategies. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (d)(i) -URI http://asc.fasb.org/extlink&oid=21915506&loc=d3e1928-114920 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 5 -Subparagraph (c)(i) -URI http://asc.fasb.org/extlink&oid=21915506&loc=d3e2446-114920 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 132R -Paragraph 5 -Subparagraph d(i) -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009.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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- Definition Target allocation of investments of this type to total plan assets presented on a weighted average basis. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (d)(i) -URI http://asc.fasb.org/extlink&oid=21915506&loc=d3e1928-114920 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 5 -Subparagraph (c)(i) -URI http://asc.fasb.org/extlink&oid=21915506&loc=d3e2446-114920 + Details
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