Deferred Revenue and Customer Advances

3 Months Ended

Mar. 30, 2014

Deferred Revenue and Customer Advances

G. 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:

	March 30, 2014		December 31, 2013
	(in thousands)
Extended warranty	$	33,949	$	34,909
Equipment maintenance and training		24,650		22,455
Customer advances		9,940		4,825
Undelivered elements		5,477		6,971
Acceptance		4,776		—
Total deferred revenue and customer advances	$	78,792	$	69,160