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Goodwill and Identifiable Intangible Assets - Remaining Weighted Average Useful Life of Definite Lived Intangible Assets (Detail) | 12 Months Ended
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Dec. 31, 2016
Finite Lived Intangible Assets [Line Items] |
Finite lived identifiable intangible assets, remaining weighted average useful lives | 7 years 4 months 24 days
Customer relationships [Member] |
Finite Lived Intangible Assets [Line Items] |
Finite lived identifiable intangible assets, remaining weighted average useful lives | 8 years 2 months 12 days
Trademarks and tradenames [Member] |
Finite Lived Intangible Assets [Line Items] |
Finite lived identifiable intangible assets, remaining weighted average useful lives | 5 years 1 month 6 days
Technology [Member] |
Finite Lived Intangible Assets [Line Items] |
Finite lived identifiable intangible assets, remaining weighted average useful lives | 3 years 2 months 12 days
Customer Contracts [Member] |
Finite Lived Intangible Assets [Line Items] |
Finite lived identifiable intangible assets, remaining weighted average useful lives | 7 years 2 months 12 days

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

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- Definition Remaining amortization period 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
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Namespace Prefix: | us-gaap_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

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- Details
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Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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- Details
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Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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

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- Details
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Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |