XML 102 R92.htm IDEA: XBRL DOCUMENT
v3.8.0.1

Stockholders' Equity - PSU Awards (Details) - shares | 1 Months Ended | 3 Months Ended
--- | --- | ---
Mar. 31, 2017 | Feb. 28, 2017 | Mar. 31, 2018
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |
Period in the beginning of each year to award PSU's |  |  | 90 days
Performance period |  |  | 3 years
2018 Three year PSU Awards |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |
PSU awards performance period | 3 years |  |
Target level for the determination of performance goals and measures for adjusted EBITDA goal | 34.00% |  |
Weighted average return on total shareholders | 33.00% |  |
Weighted average net sales compound average growth rate On Capital | 33.00% |  |
2018 Three year PSU Awards | Minimum |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |
Shares to be issued as percentage of target shares under performance incentive plan | 0.00% |  |
2018 Three year PSU Awards | Maximum |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |
Shares to be issued as percentage of target shares under performance incentive plan | 200.00% |  |
2015 Three year PSU Awards |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |
PSU awards performance period |  | 3 years |
Shares to be issued as percentage of target shares under performance incentive plan |  | 73.30% |
Shares to be issued under performance incentive plan (in shares) |  | 129,139 |
2014 Special PSU Awards | First tranche |  |  |
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] |  |  |
Shares to be issued under performance incentive plan (in shares) |  | 658,783 |

X
- Definition Percentage Of Weighted Average Adjusted Earnings Before Interest Taxes Depreciation and Amortization + References No definition available. + Details
Name: | see_PercentageOfWeightedAverageAdjustedEarningsBeforeInterestTaxesDepreciationandAmortization
Namespace Prefix: | see_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Percentage of weighted average return on capital. + References No definition available. + Details
Name: | see_PercentageOfWeightedAverageReturnOnCapital
Namespace Prefix: | see_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Performance period. + References No definition available. + Details
Name: | see_PerformancePeriod
Namespace Prefix: | see_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Definition Performance stock unit award period. + References No definition available. + Details
Name: | see_PerformanceStockUnitAwardPeriod
Namespace Prefix: | see_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Definition Period in beginning of each year to award performance share unit. + References No definition available. + Details
Name: | see_PeriodInBeginningOfEachYearToAwardPerformanceShareUnit
Namespace Prefix: | see_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Definition Shares to be issued as a percentage of target shares under the performance incentive plan. + References No definition available. + Details
Name: | see_SharesToBeIssuedAsPercentageOfTargetSharesUnderPerformanceIncentivePlan
Namespace Prefix: | see_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Shares to be issued under performance incentive plan. + References No definition available. + Details
Name: | see_SharesToBeIssuedUnderPerformanceIncentivePlan
Namespace Prefix: | see_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | duration

X
- Definition Target level for the determination of performance goals and measures for EBITDA goal. + References No definition available. + Details
Name: | see_TargetLevelForDeterminationOfPerformanceGoalsMeasuresForAdjustedEbitdaGoal
Namespace Prefix: | see_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

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

X
- Details
Name: | us-gaap_AwardTypeAxis=see_TwoThousandEighteenThreeYearPerformanceShareUnitsAwardsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_RangeAxis=us-gaap_MinimumMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_RangeAxis=us-gaap_MaximumMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_AwardTypeAxis=see_TwoThousandFifteenThreeYearPerformanceShareUnitsAwardsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_AwardTypeAxis=see_TwoThousandFourteenSpecialPerformanceShareUnitsAwardsMemberMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_VestingAxis=us-gaap_ShareBasedCompensationAwardTrancheOneMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |