Segment Reporting (Tables)

9 Months Ended

Sep. 30, 2017

Segment Reporting [Abstract]

Summary of revenue by geography

The following table presents a summary of revenue by geography for the three and nine months ended September 30, 2017 and October 1, 2016:

	Three Months Ended				Nine Months Ended
	September 30, 2017		October 1, 2016		September 30, 2017		October 1, 2016
	(In thousands)
Americas:
United States	$	208,348	$	197,715	$	620,525	$	614,153
Other Americas	7,938		6,924		25,749		23,361
Total Americas	216,286		204,639		646,274		637,514
Asia	131,890		120,206		385,708		330,417
Europe, Middle East and Africa	94,681		83,124		284,415		257,308
Japan	42,541		38,251		124,913		121,864
Total	$	485,398	$	446,220	$	1,441,310	$	1,347,103

Summary of long-lived assets by geography

The following table presents a summary of long-lived assets by geography as of September 30, 2017 and December 31, 2016:

	As of
	September 30, 2017		December 31, 2016
	(In thousands)
Americas:
United States	$	194,245	$	193,750
Other Americas	641		757
Total Americas	194,886		194,507
Asia	34,925		30,564
Europe, Middle East and Africa	14,106		12,692
Japan	703		844
Total	$	244,620	$	238,607