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Deferred Revenue and Customer Advances
9 Months Ended
Oct. 01, 2017
Deferred Revenue and Customer Advances

H. DEFERRED REVENUE AND CUSTOMER ADVANCES

Deferred revenue and customer advances consist of the following and are included in short and long-term deferred revenue and customer advances on the balance sheet:

 

     October 1,
2017
     December 31,
2016
 
     (in thousands)  

Extended warranty

   $ 26,492      $ 28,200  

Customer advances, undelivered elements and other

     58,577        32,938  

Maintenance and training

     58,123        46,803  
  

 

 

    

 

 

 

Total

   $ 143,192      $ 107,941