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Segments - Additional Information (Detail) | 12 Months Ended
--- | ---
Dec. 31, 2013 Reporting_Unit
Segment Reporting [Abstract] |
Number of global business divisions | 3

X
- Definition Number Of Divisions + References No definition available. + Details
Name: | see_NumberOfDivisions
Namespace Prefix: | see_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | duration

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- Details
Name: | us-gaap_SegmentReportingAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration