XML 41 R29.htm IDEA: XBRL DOCUMENT v3.7.0.1
Balance Sheet Components (Components Of Inventory) (Details) - USD ($)
$ in Thousands
Jun. 30, 2017
Dec. 31, 2016
Balance Sheet Components [Abstract]    
Purchased materials $ 6,803 $ 4,817
Work in process 6,695 7,287
Finished goods 3,768 3,530
Inventory $ 17,266 $ 15,634