XML 28 R14.htm IDEA: XBRL DOCUMENT v3.8.0.1
Other Long-Term Liabilities
 3 Months Ended
Mar. 31, 2018
Other Liabilities Disclosure [Abstract]  
Other Long-Term Liabilities

Other long-term liabilities represent government subsidies received from PRC governmental authorities for development and commercialization of certain technology but not yet recognized. As of March 31, 2018, and December 31, 2017, other long-term liabilities consisted of the following unearned government subsidies:

 

   

March 31,

2018

    

December 31,

2017

  
Subsidies to Stress Free Polishing project, commenced in 2008 and 2017   $ 1,977     $ 1,952  
Subsidies to Electro Copper Plating project, commenced in 2014     4,204       4,265  
Total    $ 6,181     $ 6,217