XML 39 R40.htm IDEA: XBRL DOCUMENT
v3.2.0.727

Derivative Instruments - Additional Information (Detail) - USD ($) | 6 Months Ended |
--- | --- | ---
Jun. 30, 2015 | Dec. 31, 2014
Derivative Instruments And Hedging Activities Disclosures [Line Items] |  |
Derivative notional amount | $ 45,601,000 | $ 51,623,000
Derivative foreign currency exchange contracts settlement date | 1 month |
Cash flow hedges [Member] | Interest rate contracts [Member] |  |
Derivative Instruments And Hedging Activities Disclosures [Line Items] |  |
Derivative notional amount | $ 4,138,000 | $ 0

X
- Definition Aggregate notional amount specified by the derivative(s). Expressed as an absolute value. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Article 12 -Section 13 -Sentence Column B + Details
Name: | invest_DerivativeNotionalAmount
Namespace Prefix: | invest_
Data Type: | xbrli:monetaryItemType
Balance Type: | na
Period Type: | instant

X
- Definition Derivative foreign currency exchange contracts settlement period. + References No definition available. + Details
Name: | scl_DerivativeForeignCurrencyExchangeContractsSettlementPeriod
Namespace Prefix: | scl_
Data Type: | xbrli:durationItemType
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_DerivativeInstrumentsAndHedgingActivitiesDisclosuresLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis=us-gaap_CashFlowHedgingMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DerivativeInstrumentRiskAxis=us-gaap_InterestRateContractMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |