Annual report pursuant to Section 13 and 15(d)

Significant Customers and Geographic Data Revenues and Accounts Receivable by Customers (Details)

v3.3.1.900
Significant Customers and Geographic Data Revenues and Accounts Receivable by Customers (Details) - USD ($)
$ in Thousands
3 Months Ended 12 Months Ended
Dec. 31, 2015
Sep. 30, 2015
Jun. 30, 2015
Mar. 31, 2015
Dec. 31, 2014
Sep. 30, 2014
Jun. 30, 2014
Mar. 31, 2014
Dec. 31, 2015
Dec. 31, 2014
Dec. 31, 2013
Revenue, Major Customer [Line Items]                      
Revenues $ 10,119 $ 9,602 $ 8,764 $ 5,969 $ 8,335 $ 5,853 $ 8,404 $ 3,929 $ 34,454 $ 26,521 $ 17,736
Customer Concentration Risk | Revenues                      
Revenue, Major Customer [Line Items]                      
Revenues                 34,454 $ 26,521 17,736
Customer Concentration Risk | Revenues | Customer A                      
Revenue, Major Customer [Line Items]                      
Revenues                 4,375   1,941
Customer Concentration Risk | Current Receivables | Customer A                      
Revenue, Major Customer [Line Items]                      
Accounts Receivable 1,144               1,144   $ 294
Customer Concentration Risk | Current Receivables | Customer B                      
Revenue, Major Customer [Line Items]                      
Accounts Receivable $ 1,173               $ 1,173