XML 59 R47.htm IDEA: XBRL DOCUMENT v3.6.0.2
Property, Plant and Equipment, Net - Additional Information (Details) - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended
Sep. 30, 2016
Sep. 30, 2015
Sep. 30, 2016
Sep. 30, 2015
Property Plant And Equipment [Abstract]        
Depreciation expenses $ 1,647 $ 1,393 $ 4,821 $ 3,682
Interest expense capitalized $ 0 $ 541 $ 139 $ 1,520