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Plan Asset and Target Asset Allocations (Detail) - Plan No. 2 | Jan. 01, 2022 | Jan. 02, 2021
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Schedule Of Defined Benefit Plan Asset Allocation Targets [Line Items] |  |
Percentage of Plan Assets at the Measurement Date | 100.00% | 100.00%
Equity Securities |  |
Schedule Of Defined Benefit Plan Asset Allocation Targets [Line Items] |  |
Percentage of Plan Assets at the Measurement Date | 38.00% | 40.00%
Equity Securities | Minimum |  |
Schedule Of Defined Benefit Plan Asset Allocation Targets [Line Items] |  |
Target Allocation 2021 | 0.00% |
Equity Securities | Maximum |  |
Schedule Of Defined Benefit Plan Asset Allocation Targets [Line Items] |  |
Target Allocation 2021 | 80.00% |
Fixed Income Securities |  |
Schedule Of Defined Benefit Plan Asset Allocation Targets [Line Items] |  |
Percentage of Plan Assets at the Measurement Date | 60.00% | 59.00%
Fixed Income Securities | Minimum |  |
Schedule Of Defined Benefit Plan Asset Allocation Targets [Line Items] |  |
Target Allocation 2021 | 20.00% |
Fixed Income Securities | Maximum |  |
Schedule Of Defined Benefit Plan Asset Allocation Targets [Line Items] |  |
Target Allocation 2021 | 100.00% |
Short Term Investments And Cash |  |
Schedule Of Defined Benefit Plan Asset Allocation Targets [Line Items] |  |
Percentage of Plan Assets at the Measurement Date | 2.00% | 1.00%
Short Term Investments And Cash | Minimum |  |
Schedule Of Defined Benefit Plan Asset Allocation Targets [Line Items] |  |
Target Allocation 2021 | 0.00% |
Short Term Investments And Cash | Maximum |  |
Schedule Of Defined Benefit Plan Asset Allocation Targets [Line Items] |  |
Target Allocation 2021 | 10.00% |

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- Definition Percentage of target investment allocation to total plan assets. Includes, but is not limited to, percentage on weighted-average basis if more than one plan. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 55 -Paragraph 17 -URI http://asc.fasb.org/extlink&oid=123450688&loc=d3e4179-114921 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (d)(i) -URI http://asc.fasb.org/extlink&oid=123447040&loc=d3e1928-114920 + Details
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