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Rollforward of Reserves for Federal State and Foreign Tax Jurisdictions (Detail) - USD ($) $ in Millions | 6 Months Ended | 12 Months Ended
--- | --- | ---
Jun. 16, 2018 | Dec. 30, 2017
Reconciliation of Unrecognized Tax Benefits, Excluding Amounts Pertaining to Examined Tax Returns [Roll Forward] |  |
Balance, beginning of year | $ 2,212 | $ 1,885
Additions for tax positions related to the current year | 134 | 309
Additions for tax positions from prior years | 120 | 86
Reductions for tax positions from prior years | (399) | (51)
Settlement payments | (173) | (4)
Statute of limitations expiration | (19) | (33)
Translation and other | (10) | 20
Balance, end of period | $ 1,865 | $ 2,212

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- Definition A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period. + References No definition available. + Details
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