v2.4.0.8

Fair Value Disclosures Fair Value Disclosures (Non-recurring Fair Value Measurements) (Details) (USD $) In Millions, unless otherwise specified	9 Months Ended
	Sep. 30, 2013
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Impairment of Goodwill, Intangibles And Other Long-Lived Assets Of Discontinued Operations, Pretax	$ 22.7

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- Definition

Impairment of Goodwill, Intangibles And Other Long-Lived Assets Of Discontinued Operations, Pretax

+ References

No definition available.

+ Details

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Namespace Prefix:	nwl_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

X

- Details

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