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Restructuring and other (Tables) | 3 Months Ended
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Mar. 31, 2021
Restructuring and Related Activities [Abstract] |
Schedule of Restructuring and Other Costs |
|  | Three Months Ended March 31, |  |
|  | 2021 |  | 2020 |  |  |  |
Employee severance and related(1) |  | $ | 1 |  |  | $ | 18 |  |  |  |  |
Restructuring, integration and other(2) |  | 20 |  |  | 4 |  |  |  |  |
Total |  | $ | 21 |  |  | $ | 22 |  |  |  |  |
(1) The three months ended March 31, 2020 includes $14 million in severance and other benefits granted to employees as a result of COVID-19 related austerity measures.
(2) The three months ended March 31, 2021 includes cost associated with strategic and business optimization initiatives.

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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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