XML 13 R39.htm IDEA: XBRL DOCUMENT
v2.4.0.8

Operations and Summary of Significant Accounting Policies (Details) (USD $) | 12 Months Ended |
--- | --- | ---
Dec. 31, 2013 item | Dec. 31, 2011 | Dec. 31, 2012 item
Operations and Summary of Significant Accounting Policies |  |  |
High end of the range of the required percentage voting interest held to account for investments with the equity method of accounting | 50.00% |  |
Number of VIEs | 0 |  | 0
Reclassification |  |  |
Write down of excess and obsolete inventory |  | $ 700,000 |
Increase in inventory due to reclassification |  | 700,000 |
Allowance for Doubtful Accounts |  |  |
Percentage reserved for accounts receivable due from customers in deteriorating financial condition | 100.00% |  |
Fair Value of Financial Instruments |  |  |
United States Treasury securities and money market funds included in cash equivalents | $ 117,571,000 |  | $ 76,130,000
Minimum | Software |  |  |
Depreciation and Amortization |  |  |
Estimated useful life | 3 years |  |
Minimum | Machinery and equipment |  |  |
Depreciation and Amortization |  |  |
Estimated useful life | 3 years |  |
Minimum | Buildings and site improvements |  |  |
Depreciation and Amortization |  |  |
Estimated useful life | 15 years |  |
Maximum |  |  |
Revenue Recognition |  |  |
Service sales as a percentage of net sales | 1.00% |  |
Maximum | Software |  |  |
Depreciation and Amortization |  |  |
Estimated useful life | 5 years |  |
Maximum | Machinery and equipment |  |  |
Depreciation and Amortization |  |  |
Estimated useful life | 10 years |  |
Maximum | Buildings and site improvements |  |  |
Depreciation and Amortization |  |  |
Estimated useful life | 45 years |  |

X
- Definition The percentage reserved for accounts receivable from customers in deteriorating financial condition or bankruptcy. + References No definition available. + Details
Name: | ssd_AccountsReceivableCustomersInBankruptcyOrDeterioratingFinancialConditionPercentageReservedAsUncollectible
Namespace Prefix: | ssd_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition The high end of the range of the required percentage voting interest to be held by the reporting entity to use the equity method of accounting to report investments, corporate joint ventures, partnerships and affiliated companies in its consolidated financial statements. If the reporting entity can exercise control over the operations and policies, accounting rules require consolidation of the investee's financial statements. + References No definition available. + Details
Name: | ssd_PercentageOfInterestHeldForEquityMethodInvestmentsHighEndOfRange
Namespace Prefix: | ssd_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Represents the amount of inventory increased due to reclassification adjustment made to prior period financial statement amounts. + References No definition available. + Details
Name: | ssd_PriorPeriodReclassificationAdjustmentIncreaseInInventories
Namespace Prefix: | ssd_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Details
Name: | ssd_ReclassificationAbstract
Namespace Prefix: | ssd_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Percentage of net sales attributed to services sales. + References No definition available. + Details
Name: | ssd_ServiceSalesPercentageOfNetSales
Namespace Prefix: | ssd_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Represents the amount of investment made by the entity in United States Treasury securities and money market funds. + References No definition available. + Details
Name: | ssd_USTreasurySecuritiesAndMoneyMarketFundsFairValueDisclosure
Namespace Prefix: | ssd_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Represents the number of variable interest entities (VIE's). + References No definition available. + Details
Name: | ssd_VariableInterestEntityNumber
Namespace Prefix: | ssd_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | instant

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

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

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

X
- Definition Charge to cost of goods sold that represents the reduction of the carrying amount of inventory, generally attributable to obsolescence or market conditions. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 225 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03.2) -URI http://asc.fasb.org/extlink&oid=26872669&loc=d3e20235-122688 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 330 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=28360613&loc=d3e4542-108314 + Details
Name: | us-gaap_InventoryWriteDown
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

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

X
- Definition Useful life of long lived, physical assets used in the normal conduct of business and not intended for resale, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. Examples include, but not limited to, land, buildings, machinery and equipment, office equipment, furniture and fixtures, and computer equipment. + References No definition available. + Details
Name: | us-gaap_PropertyPlantAndEquipmentUsefulLife
Namespace Prefix: | us-gaap_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

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