Geographical Information (Tables)

9 Months Ended

Sep. 28, 2018

Geographical Information [Abstract]

Revenue by Geographic Area

The following table sets forth revenue by geographic area (in thousands):

	Three Months Ended				Nine Months Ended
	September 28,		September 29,		September 28,		September 29,
	2018		2017		2018		2017
United States	$	123,655	$	138,866	$	467,616	$	372,571
China		11,803		6,834		30,782		24,947
Singapore		62,437		73,427		247,974		207,477
Austria		18,320		6,132		48,249		25,844
Other		17,864		17,351		44,513		44,626
	$	234,079	$	242,610	$	839,134	$	675,465