XML 21 R55.htm IDEA: XBRL DOCUMENT
v2.4.1.9

Segment Information (Details 4) (Accounts Receivable, Geographic concentration, Foreign Country, USD $) | Dec. 31, 2014 | Dec. 31, 2013
--- | --- | ---
Accounts Receivable | Geographic concentration | Foreign Country |  |
Concentration Risk |  |
Foreign receivables, excluding receivables due from affiliates | $ 266,510,000 seb_ForeignAccountsReceivableExcludingReceivablesFromAffiliates / us-gaap_ConcentrationRiskByBenchmarkAxis = us-gaap_AccountsReceivableMember / us-gaap_ConcentrationRiskByTypeAxis = us-gaap_GeographicConcentrationRiskMember / us-gaap_StatementGeographicalAxis = seb_ForeignMember | $ 340,748,000 seb_ForeignAccountsReceivableExcludingReceivablesFromAffiliates / us-gaap_ConcentrationRiskByBenchmarkAxis = us-gaap_AccountsReceivableMember / us-gaap_ConcentrationRiskByTypeAxis = us-gaap_GeographicConcentrationRiskMember / us-gaap_StatementGeographicalAxis = seb_ForeignMember

X
- Definition Amounts due from foreign customers or clients, within one year of the balance sheet date (or the normal operating cycle, whichever is longer) for goods or services (including trade receivables) that have been delivered or sold in the normal course of business. These exclude amounts due from affiliates. + References No definition available. + Details
Name: | seb_ForeignAccountsReceivableExcludingReceivablesFromAffiliates
Namespace Prefix: | seb_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

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