Basis of Presentation Basis of Presentation (Details 2) (Maximum)	3 Months Ended
Mar. 31, 2015
Maximum
Revenue from External Customer [Line Items]
Service Sales Percentage of Net Sales	1.00%

Percentage of net sales attributed to services sales.

No definition available.

Name:	ssd_ServiceSalesPercentageOfNetSales
Namespace Prefix:	ssd_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration