XML 21 R28.htm IDEA: XBRL DOCUMENT v3.3.0.814
Basis of Presentation and Summary of Significant Accounting Policies - Warranty Activity (Details) - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended
Sep. 30, 2015
Sep. 30, 2014
Sep. 30, 2015
Sep. 30, 2014
Movement in Standard and Extended Product Warranty, Increase (Decrease) [Roll Forward]        
Balance at beginning of period $ 391 $ 68 $ 81 $ 75
Accruals for warranties issued 0 23 325 27
Settlements made during the period (in cash or in kind) (2) (15) (17) (26)
Accrued warranty reserve $ 389 $ 76 $ 389 $ 76