XML 63 R49.htm IDEA: XBRL DOCUMENT v3.7.0.1

Restructuring Costs - Additional information (Detail) $ in Millions	6 Months Ended
	Jun. 30, 2017 USD ($)
Renewal Combined [Member]
Restructuring Cost and Reserve [Line Items]
Commitment to release cost savings for investment portfolio	$ 1,300
Jarden Integration [Member]
Restructuring Cost and Reserve [Line Items]
Commitment to release cost savings for investment portfolio	1,000
Expected cumulative restructuring charges	1,000
Project Renewal [Member]
Restructuring Cost and Reserve [Line Items]
Commitment to release cost savings for investment portfolio	$ 300

X

- Definition

Commitment to release cost savings for investment portfolio.

+ References

No definition available.

+ Details

Name:	nwl_CommitmentToReleaseCostSavingsForInvestmentPortfolio
Namespace Prefix:	nwl_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

X

- Definition

Amount expected to be recognized in earnings for the specified restructuring cost.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 420
-SubTopic 10
-Section 50
-Paragraph 1
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=6394359&loc=d3e17939-110869

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 420
-SubTopic 10
-Section S99
-Paragraph 2
-Subparagraph (SAB Topic 5.P.4(b))
-URI http://asc.fasb.org/extlink&oid=27011515&loc=d3e140904-122747

+ Details

Name:	us-gaap_RestructuringAndRelatedCostExpectedCost1
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

X

- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

+ Details

Name:	us-gaap_RestructuringCostAndReserveLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Details

Name:	us-gaap_RestructuringPlanAxis=nwl_RenewalCombinedMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_RestructuringPlanAxis=nwl_JardenIntegrationMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_RestructuringPlanAxis=nwl_ProjectRenewalMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: