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Goodwill and Identifiable Intangible Assets - Summary of Percentage by Which Estimated Fair Value Exceeds Carrying Value (Detail) | Dec. 31, 2014
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Food Care - Packaging Solutions [Member] |
Goodwill [Line Items] |
Percentage of estimated fair value exceeding carrying value | 243.00%us-gaap_ReportingUnitPercentageOfFairValueInExcessOfCarryingAmount / us-gaap_StatementBusinessSegmentsAxis = see_FoodCarePackagingSolutionsMember
Food Care - Hygiene Solutions [Member] |
Goodwill [Line Items] |
Percentage of estimated fair value exceeding carrying value | 282.00%us-gaap_ReportingUnitPercentageOfFairValueInExcessOfCarryingAmount / us-gaap_StatementBusinessSegmentsAxis = see_FoodCareHygieneSolutionsMember
Diversey Care [Member] |
Goodwill [Line Items] |
Percentage of estimated fair value exceeding carrying value | 44.00%us-gaap_ReportingUnitPercentageOfFairValueInExcessOfCarryingAmount / us-gaap_StatementBusinessSegmentsAxis = see_DiverseyCareMember
Product Care [Member] |
Goodwill [Line Items] |
Percentage of estimated fair value exceeding carrying value | 92.00%us-gaap_ReportingUnitPercentageOfFairValueInExcessOfCarryingAmount / us-gaap_StatementBusinessSegmentsAxis = see_ProductCareMember
Medical Applications [Member] |
Goodwill [Line Items] |
Percentage of estimated fair value exceeding carrying value | 788.00%us-gaap_ReportingUnitPercentageOfFairValueInExcessOfCarryingAmount / us-gaap_StatementBusinessSegmentsAxis = see_MedicalApplicationsMember

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