XML 38 R28.htm IDEA: XBRL DOCUMENT v3.7.0.1
Components of Inventory (Detail) - USD ($)
$ in Thousands
Jun. 30, 2017
Dec. 31, 2016
Inventory [Line Items]    
Finished goods $ 164,645 $ 132,564
Work in process 1,612 1,521
Raw materials 1,171 1,127
Total $ 167,428 $ 135,212