Geographical Information (Tables)

6 Months Ended

Jun. 30, 2017

Geographical Information [Abstract]

Revenue by Geographic Area

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

	Three Months Ended				Six Months Ended
	June 30,		June 24,		June 30,		June 24,
	2017		2016		2017		2016
United States	$	129,349	$	67,891	$	233,705	$	133,730
China		5,166		1,185		18,113		4,632
Singapore		73,810		43,359		134,050		76,043
Austria		8,491		9,309		19,712		17,811
Other		11,445		8,087		27,275		9,844
	$	228,261	$	129,831	$	432,855	$	242,060