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Profit Sharing and 401(K) Plan (Notes) | 12 Months Ended
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Dec. 30, 2017
Profit Sharing and 401 (k) Plan [Abstract] |
Pension and Other Postretirement Benefits Disclosure [Text Block] | Profit Sharing and 401(k) Plan Under our profit sharing and 401(k) plan, eligible employees may defer up to 50% of their compensation on a pre-tax basis, subject to Internal Revenue Service limitations. Each year, we may make a discretionary contribution equal to a percentage of the employee’s contribution. During 2017, 2016 and 2015, our contributions, net of forfeitures, were $5 million, $5 million and $4 million, respectively.

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- Definition The entire disclosure for pension and other postretirement benefits. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -URI http://asc.fasb.org/topic&trid=2235017 + Details
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