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Goodwill and Identifiable Intangible Assets - Additional Information (Detail)	Jun. 30, 2014 Indicator
Goodwill And Intangible Assets Disclosure [Abstract]
Impairment indicators	0

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- Definition

Impairment Indicators

+ References

No definition available.

+ Details

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Namespace Prefix:	see_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	instant

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- Details

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