Segment Reporting (Tables)

6 Months Ended

Jun. 30, 2018

Segment Reporting [Abstract]

Summary of revenue by geography

The following table presents a summary of revenue by geography for the three and six months ended June 30, 2018 and July 1, 2017:

	Three Months Ended				Six Months Ended
	June 30, 2018		July 1, 2017		June 30, 2018		July 1, 2017
	(In thousands)
Americas:
United States	$	230,673	$	206,742	$	455,476	$	412,177
Other Americas	7,682		10,056		15,349		17,811
Total Americas	238,355		216,798		470,825		429,988
Asia	134,399		131,395		274,346		253,818
Europe, Middle East and Africa	105,673		91,413		210,380		189,734
Japan	39,964		39,395		80,153		82,372
Total	$	518,391	$	479,001	$	1,035,704	$	955,912

Summary of long-lived assets by geography

The following table presents a summary of long-lived assets by geography as of June 30, 2018 and December 30, 2017:

	As of
	June 30, 2018		December 30, 2017
	(In thousands)
Americas:
United States	$	200,818	$	198,744
Other Americas	538		611
Total Americas	201,356		199,355
Asia	36,739		37,678
Europe, Middle East and Africa	13,224		13,615
Japan	874		694
Total	$	252,193	$	251,342