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Costs Associated with Exit and Restructuring Activities (Tables) | 6 Months Ended
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Jun. 30, 2018
Restructuring and Related Activities [Abstract] |
Rollforward of Exit and Restructuring Accruals | A roll forward of the exit and restructuring accruals is as follows (in millions):
| Three Months Ended |  | Six Months Ended
| June 30, 2018 |  | July 1, 2017 |  | June 30, 2018 |  | July 1, 2017
Balance at the beginning of the period | $ | 7 |  |  | $ | 11 |  |  | $ | 8 |  |  | $ | 10 |
Charged to earnings, net | 1 |  |  | 1 |  |  | 5 |  |  | 5 |
Cash paid | (4 | ) |  | (5 | ) |  | (9 | ) |  | (8 | )
Balance at the end of the period | $ | 4 |  |  | $ | 7 |  |  | $ | 4 |  |  | $ | 7 |

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- Definition Tabular disclosure of an entity's restructuring reserve that occurred during the period associated with the exit from or disposal of business activities or restructurings for each major type of cost. This element may also include a description of any reversal and other adjustment made during the period to the amount of an accrued liability for restructuring activities. This element may be used to encapsulate the roll forward presentations of an entity's restructuring reserve by type of cost and in total, and explanation of changes that occurred in the period. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 420 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (b)(2) -URI http://asc.fasb.org/extlink&oid=6394359&loc=d3e17939-110869 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 420 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SAB Topic 5.P.4(b)(2)) -URI http://asc.fasb.org/extlink&oid=115931487&loc=d3e140904-122747 + Details
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