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v3.20.4

Summary of Significant Accounting Policies - Property, Plant and Equipment, net (Details) - USD ($) $ in Millions |  | 12 Months Ended
--- | --- | ---
May 21, 2019 | Dec. 31, 2020 | Dec. 31, 2019 | Dec. 31, 2018
Property, Plant and Equipment [Line Items] |  |  |  |
Finance Lease, Right-of-Use Asset, Statement of Financial Position [Extensible List] |  | us-gaap:PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetAfterAccumulatedDepreciationAndAmortization | us-gaap:PropertyPlantAndEquipmentAndFinanceLeaseRightOfUseAssetAfterAccumulatedDepreciationAndAmortization |
ROU finance leases |  | $ 80 | $ 81 |
Property, plant and equipment, gross |  | 4,249 | 4,163 |
Less: Accumulated depreciation |  | 2,009 | 1,827 |
Total Property, plant and equipment, net |  | 2,240 | 2,336 |
Gain on disposal of property, plant and equipment |  | (7) | 4 | $ (6)
Assets Sold in Purchase and Sale Agreement |  |  |  |
Property, Plant and Equipment [Line Items] |  |  |  |
Cash consideration received | $ 43 |  |  |
Gain on disposal of property, plant and equipment | $ 10 |  |  |
Machinery and equipment |  |  |  |
Property, Plant and Equipment [Line Items] |  |  |  |
Gross property, plant and equipment |  | 3,881 | 3,805 |
Buildings and improvements |  |  |  |
Property, Plant and Equipment [Line Items] |  |  |  |
Gross property, plant and equipment |  | 88 | 87 |
Land and improvements |  |  |  |
Property, Plant and Equipment [Line Items] |  |  |  |
Gross property, plant and equipment |  | 47 | 46 |
Furniture and fixtures |  |  |  |
Property, Plant and Equipment [Line Items] |  |  |  |
Gross property, plant and equipment |  | 38 | 35 |
Construction in progress |  |  |  |
Property, Plant and Equipment [Line Items] |  |  |  |
Gross property, plant and equipment |  | 100 | 95 |
Other |  |  |  |
Property, Plant and Equipment [Line Items] |  |  |  |
Gross property, plant and equipment |  | $ 15 | $ 14 |
Minimum |  |  |  |
Property, Plant and Equipment [Line Items] |  |  |  |
Right-of-use (ROU) finance leases, Useful life |  | 3 years |  |
Minimum | Machinery and equipment |  |  |  |
Property, Plant and Equipment [Line Items] |  |  |  |
Useful life |  | 2 years |  |
Minimum | Buildings and improvements |  |  |  |
Property, Plant and Equipment [Line Items] |  |  |  |
Useful life |  | 1 year |  |
Minimum | Land and improvements |  |  |  |
Property, Plant and Equipment [Line Items] |  |  |  |
Useful life |  | 10 years |  |
Minimum | Furniture and fixtures |  |  |  |
Property, Plant and Equipment [Line Items] |  |  |  |
Useful life |  | 3 years |  |
Minimum | Other |  |  |  |
Property, Plant and Equipment [Line Items] |  |  |  |
Useful life |  | 5 years |  |
Maximum |  |  |  |
Property, Plant and Equipment [Line Items] |  |  |  |
Right-of-use (ROU) finance leases, Useful life |  | 18 years |  |
Maximum | Machinery and equipment |  |  |  |
Property, Plant and Equipment [Line Items] |  |  |  |
Useful life |  | 30 years |  |
Maximum | Buildings and improvements |  |  |  |
Property, Plant and Equipment [Line Items] |  |  |  |
Useful life |  | 30 years |  |
Maximum | Land and improvements |  |  |  |
Property, Plant and Equipment [Line Items] |  |  |  |
Useful life |  | 30 years |  |
Maximum | Furniture and fixtures |  |  |  |
Property, Plant and Equipment [Line Items] |  |  |  |
Useful life |  | 10 years |  |
Maximum | Other |  |  |  |
Property, Plant and Equipment [Line Items] |  |  |  |
Useful life |  | 30 years |  |

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- Definition Amount, before accumulated amortization, of right-of-use asset from finance lease. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 20 -Section 45 -Paragraph 1 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=121603541&loc=SL77918627-209977 + Details
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- Definition Indicates line item in statement of financial position that includes finance lease right-of-use asset. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 842 -SubTopic 20 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=121603541&loc=SL77918631-209977 + Details
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