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Summary of Significant Accounting Policies (Tables) | 12 Months Ended
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Dec. 29, 2019
Accounting Policies [Abstract] |
Schedule of New Accounting Pronouncements | Accounting Standards adopted in the fiscal 2018 with a cumulative effect to the 2018 opening balance of Retained Earnings The following table summarizes the cumulative effect adjustments made to the 2018 opening balance of retained earnings upon adoption of the new accounting standards mentioned below:
(Dollars in Millions) |  | Cumulative Effect Adjustment Increase (Decrease) to Retained Earnings
ASU 2014-09 - Revenue from Contracts with Customers |  | $ | (47 | )
ASU 2016-01 - Financial Instruments |  | 232 |
ASU 2016-16 - Income Taxes: Intra-Entity Transfers |  | (439 | )
Total |  | $ | (254 | )
Estimated Useful Lives of Assets | Property, plant and equipment are stated at cost. The Company utilizes the straight-line method of depreciation over the estimated useful lives of the assets:
Building and building equipment | 20 - 30 years
Land and leasehold improvements | 10 - 20 years
Machinery and equipment | 2 - 13 years

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