XML 65 R53.htm IDEA: XBRL DOCUMENT
v3.20.2

Revenue Recognition, Contracts with Customers - Revenue Remaining Performance Obligations (Details) $ in Millions | Jun. 30, 2020 USD ($)
--- | ---
Revenue, Performance Obligation [Abstract] |
Revenue, remaining performance obligation, Short-term | $ 7.0
Revenue, remaining performance obligation, Long-term | 9.4
Total revenue, expected to be recognized | $ 16.4

X
- Definition Revenue Remaining Performance Obligation, Current + References No definition available. + Details
Name: | see_RevenueRemainingPerformanceObligationCurrent
Namespace Prefix: | see_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Revenue Remaining Performance Obligation, Noncurrent + References No definition available. + Details
Name: | see_RevenueRemainingPerformanceObligationNoncurrent
Namespace Prefix: | see_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- References No definition available. + Details
Name: | us-gaap_RevenuePerformanceObligationAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amount of transaction price allocated to performance obligation that has not been recognized as revenue. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 13 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=121604090&loc=SL49130556-203045 + Details
Name: | us-gaap_RevenueRemainingPerformanceObligation
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant