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Net Periodic Pension and Postretirement Benefit Costs (Details) - USD ($) $ in Millions | 3 Months Ended
--- | ---
Mar. 31, 2020 | Mar. 31, 2019
Non-US |  |
Employer contributions |  |
Employer contributions | $ 1 |
Pension Plan |  |
Anticipated cash contributions |  |
Anticipated cash contributions in current year | 4 |
Pension Plan | US |  |
Components of Net Periodic Benefit Costs |  |
Service cost | 1 | $ 1
Interest cost | 3 | 4
Expected return on plan assets | (5) | (5)
Net periodic benefit cost/(benefit) | (1) |
Anticipated cash contributions |  |
Anticipated cash contributions in current year | 1 |
Pension Plan | Non-US |  |
Components of Net Periodic Benefit Costs |  |
Service cost | 1 | 1
Interest cost | 3 | 3
Expected return on plan assets | (2) | (2)
Net periodic benefit cost/(benefit) | 2 | 2
Anticipated cash contributions |  |
Anticipated cash contributions in current year | 3 |
Postemployment Retirement Benefits |  |
Components of Net Periodic Benefit Costs |  |
Interest cost | 1 | 1
Amortization of prior service credit | $ (1) | $ (1)

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- Definition Amount of contribution received by defined benefit plan from employer which increases plan assets. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 55 -Paragraph 17 -URI http://asc.fasb.org/extlink&oid=118257860&loc=d3e4179-114921 Reference 2: http://www.xbrl.org/2003/role/exampleRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (d)(iv)(01) -URI http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920 Reference 3: http://www.xbrl.org/2003/role/exampleRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (d)(ii) -URI http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920 Reference 4: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 6 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=118255775&loc=d3e2709-114920 Reference 5: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (b)(3) -URI http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920 + Details
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