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Geographic Sales Information (Details) - USD ($) $ in Thousands | 12 Months Ended
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Dec. 31, 2015 | Dec. 31, 2014
Revenues from External Customers and Long-Lived Assets [Line Items] |  |
Revenue | $ 57,796 | $ 57,909
United States |  |
Revenues from External Customers and Long-Lived Assets [Line Items] |  |
Revenue | 39,563 | 39,837
All other countries |  |
Revenues from External Customers and Long-Lived Assets [Line Items] |  |
Revenue | $ 18,233 | $ 18,072

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- Definition Total revenue from sale of goods and services rendered during the reporting period, in the normal course of business, reduced by sales returns and allowances, and sales discounts. + 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 210.5-03.1) -URI http://asc.fasb.org/extlink&oid=26872669&loc=d3e20235-122688 + Details
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