XML 78 R61.htm IDEA: XBRL DOCUMENT
v3.20.4

Goodwill and Other Intangible Assets, Net - Schedule of Other Intangible Assets and Related Amortization Periods (Detail) - USD ($) $ in Millions | 12 Months Ended |
--- | --- | ---
Dec. 31, 2020 | Dec. 31, 2019
Intangible Assets [Line Items] |  |
Gross Carrying Amount | $ 4,439 | $ 5,888
Accumulated Amortization | (875) | (972)
Net Book Value | 3,564 | 4,916
Trade Names |  |
Intangible Assets [Line Items] |  |
Indefinite life, net book value | 2,331 | 3,560
Trade Names |  |
Intangible Assets [Line Items] |  |
Gross Carrying Amount | 157 | 169
Accumulated Amortization | (55) | (50)
Net Book Value | $ 102 | 119
Trade Names | Minimum |  |
Intangible Assets [Line Items] |  |
Amortization Periods (In years) | 2 years |
Trade Names | Maximum |  |
Intangible Assets [Line Items] |  |
Amortization Periods (In years) | 15 years |
Capitalized software |  |
Intangible Assets [Line Items] |  |
Gross Carrying Amount | $ 625 | 587
Accumulated Amortization | (486) | (435)
Net Book Value | $ 139 | 152
Capitalized software | Minimum |  |
Intangible Assets [Line Items] |  |
Amortization Periods (In years) | 3 years |
Capitalized software | Maximum |  |
Intangible Assets [Line Items] |  |
Amortization Periods (In years) | 12 years |
Patents and intellectual property |  |
Intangible Assets [Line Items] |  |
Gross Carrying Amount | $ 67 | 135
Accumulated Amortization | (52) | (102)
Net Book Value | $ 15 | 33
Patents and intellectual property | Minimum |  |
Intangible Assets [Line Items] |  |
Amortization Periods (In years) | 3 years |
Patents and intellectual property | Maximum |  |
Intangible Assets [Line Items] |  |
Amortization Periods (In years) | 14 years |
Customer relationships and distributor channels |  |
Intangible Assets [Line Items] |  |
Gross Carrying Amount | $ 1,259 | 1,328
Accumulated Amortization | (282) | (283)
Net Book Value | $ 977 | 1,045
Customer relationships and distributor channels | Minimum |  |
Intangible Assets [Line Items] |  |
Amortization Periods (In years) | 3 years |
Customer relationships and distributor channels | Maximum |  |
Intangible Assets [Line Items] |  |
Amortization Periods (In years) | 30 years |
Other |  |
Intangible Assets [Line Items] |  |
Gross Carrying Amount | $ 0 | 109
Accumulated Amortization | 0 | (102)
Net Book Value | $ 0 | $ 7
Other | Minimum |  |
Intangible Assets [Line Items] |  |
Amortization Periods (In years) | 3 years |
Other | Maximum |  |
Intangible Assets [Line Items] |  |
Amortization Periods (In years) | 5 years |

X
- Definition Intangible Assets [Line Items] + References No definition available. + Details
Name: | nwl_IntangibleAssetsLineItems
Namespace Prefix: | nwl_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Useful life of finite-lived intangible assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + References No definition available. + Details
Name: | us-gaap_FiniteLivedIntangibleAssetUsefulLife
Namespace Prefix: | us-gaap_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Definition Accumulated amount of amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (a)(1) -URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275 + Details
Name: | us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Amount before amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 928 -SubTopic 340 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6473545&loc=d3e61844-108004 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (a)(1) -URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275 + Details
Name: | us-gaap_FiniteLivedIntangibleAssetsGross
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amount after amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 926 -SubTopic 20 -Section 50 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=120154696&loc=d3e54445-107959 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (a)(1) -URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275 + Details
Name: | us-gaap_FiniteLivedIntangibleAssetsNet
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amount of assets, excluding financial assets and goodwill, lacking physical substance and having a projected indefinite period of benefit. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275 + Details
Name: | us-gaap_IndefiniteLivedIntangibleAssetsExcludingGoodwill
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Details
Name: | us-gaap_IndefiniteLivedIntangibleAssetsByMajorClassAxis=us-gaap_TradeNamesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis=us-gaap_TradeNamesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_RangeAxis=srt_MinimumMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_RangeAxis=srt_MaximumMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis=us-gaap_ComputerSoftwareIntangibleAssetMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis=us-gaap_PatentsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis=us-gaap_CustomerRelatedIntangibleAssetsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis=us-gaap_OtherIntangibleAssetsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |