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Stock Compensation Maximum Future Value of Performance Shares (Details) - USD ($) $ / shares in Units, $ in Millions | 1 Months Ended | 3 Months Ended | 12 Months Ended |
--- | --- | --- | --- | ---
Feb. 28, 2019 | Mar. 28, 2020 | Dec. 28, 2019 | Dec. 29, 2018 | Jan. 02, 2021
2020 Award |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |
Maximum future value |  |  |  |  | $ 41
2019 Award |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |
Maximum future value |  |  |  |  | 26
2018 Award |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |
Maximum future value |  |  |  |  | $ 18
2020 Performance share award |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |
Performance Shares Issued On Vesting Date Minimum |  | 0.00% |  |  |
Performance Shares Issued On Vesting Date Maximum |  | 200.00% |  |  |
Vesting period, years |  | 3 years |  |  |
Performance Award Condition Time Period |  | 3 years |  |  |
Non-vested, beginning of year - weighted-average grant date fair value |  |  |  |  | $ 66
Performance Share Target Grant |  |  |  |  | 327,000
2019 Performance share award |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |
Performance Shares Issued On Vesting Date Minimum |  |  | 0.00% |  |
Performance Shares Issued On Vesting Date Maximum |  |  | 200.00% |  |
Vesting period, years |  |  | 3 years |  |
Performance Award Condition Time Period |  |  | 3 years |  |
Non-vested, beginning of year - weighted-average grant date fair value |  |  | $ 73 |  |
Performance Share Target Grant |  |  | 213,000 |  |
2018 Performance share award |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |
Performance Shares Issued On Vesting Date Minimum |  |  |  | 0.00% |
Performance Shares Issued On Vesting Date Maximum |  |  |  | 200.00% |
Vesting period, years |  |  |  | 3 years |
Performance Award Condition Time Period |  |  |  | 3 years |
Non-vested, beginning of year - weighted-average grant date fair value |  |  |  | $ 88 |
Performance Share Target Grant |  |  |  | 143,000 |
2017 Performance share award |  |  |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |  |  |
2017 Performance share award settlement in terms of original target | 90.00% |  |  |  |
2017 Performance share award settlement in dollars | $ 6 |  |  |  |

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- Definition The maximum future fair value of equity-based awards the grantee could receive, by satisfying service and performance requirements, to receive or retain shares or units, other instruments, or cash in accordance with the terms of the arrangement. + References No definition available. + Details
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- Definition Time period for cumulative operating cash flow and total share holder return of the Company's common stock relative to a select group of peer companies under the share based payment performance award conditions. + References No definition available. + Details
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- Definition Performance award settlement as a percentage of the target. + References No definition available. + Details
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- Definition Description of award terms as to the maximum number of shares that could actually be delivered under an award upon satisfaction of a performance condition, thereby giving the employee the legal right to convert the award to shares, to sell the shares, and be entitled to the cash proceeds of such sale, expressed as a percentage of the shares under the award. + References No definition available. + Details
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- Definition Description of award terms as to the minimum number of shares that could actually be delivered under an award upon satisfaction of a performance condition, thereby giving the employee the legal right to convert the award to shares, to sell the shares, and be entitled to the cash proceeds of such sale, expressed as a percentage of the shares under the award. + References No definition available. + Details
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- Definition Period over which grantee's right to exercise award under share-based payment arrangement is no longer contingent on satisfaction of service or performance condition, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. Includes, but is not limited to, combination of market, performance or service condition. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (a)(1) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 + Details
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- Definition Per share or unit weighted-average fair value of nonvested award under share-based payment arrangement. Excludes share and unit options. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(2)(i)-(ii) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 + Details
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- Definition Amount of cash paid to settle liability for award under share-based payment arrangement. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (d)(2) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 + Details
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