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Guarantees (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2019 | Dec. 31, 2018
Guarantee Obligations [Line Items] |  |  |  |
Environmental, health and safety, tax and employment matters | $ 166 |  | $ 175 |
Balance as of January 1 | 1,449 | [1] | 1,146 |
Warranties and performance guarantees issued |  |  | 604 |
Settlements made | 512 |  | 493 |
Other | (24) |  | 192 |
Balance as of December 31 | 1,548 |  | 1,449 | [1]
Standard Product Warranty Accrual, Increase for Warranties Issued | 635 |  |  |
Commercial aerospace financing arrangements (see Note 5) |  |  |  |
Guarantee Obligations [Line Items] |  |  |  |
Maximum Potential Payment | 333 |  | 348 |
Carrying Amount of Liability | 7 |  | 9 |
Credit Facilities And Debt Obligations (expire 2019 to 2028) |  |  |  |
Guarantee Obligations [Line Items] |  |  |  |
Maximum Potential Payment | 0 |  | 116 |
Carrying Amount of Liability | 0 |  | 0 |
Performance Guarantees |  |  |  |
Guarantee Obligations [Line Items] |  |  |  |
Maximum Potential Payment | 48 |  | 55 |
Carrying Amount of Liability | $ 0 |  | $ 5 |
[1] | 1

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- Definition Maximum potential amount of future payments (undiscounted) the guarantor could be required to make under the guarantee or each group of similar guarantees before reduction for potential recoveries under recourse or collateralization provisions. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 460 -SubTopic 10 -Section 50 -Paragraph 4 -Subparagraph (b)(1) -URI http://asc.fasb.org/extlink&oid=118943654&loc=d3e12069-110248 + Details
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- Definition Carrying value as of the balance sheet date of obligations incurred through that date and payable for estimated claims under standard and extended warranty protection rights granted to customers. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03.15(5)) -URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 460 -SubTopic 10 -Section 50 -Paragraph 8 -Subparagraph (c)(1) -URI http://asc.fasb.org/extlink&oid=68068213&loc=d3e12565-110249 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 460 -SubTopic 10 -Section 50 -Paragraph 8 -Subparagraph (c)(5) -URI http://asc.fasb.org/extlink&oid=68068213&loc=d3e12565-110249 + Details
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