Selected Quarterly Financial Data (Unaudited)

12 Months Ended

Dec. 31, 2019

Quarterly Financial Information Disclosure [Abstract]

Selected Quarterly Financial Data (Unaudited)

	Quarter Ended
	March 31, 2019		June 30, 2019		September 29, 2019		December 31, 2019
	(In thousands, except per share amounts)
Revenue	$	173,484	$	199,047	$	183,325	$	169,769
Gross margin	127,200		148,080		135,693		124,898
Operating income	30,147		51,756		43,092		17,607
Net income	$	33,104	$	48,749	$	41,685	$	80,327
Basic net income per share	$	0.19	$	0.28	$	0.24	$	0.47
Diluted net income per share	$	0.19	$	0.28	$	0.24	$	0.46

	Quarter Ended
	April 1, 2018		July 1, 2018		September 30, 2018		December 31, 2018
	(In thousands, except per share amounts)
Revenue	$	169,567	$	211,264	$	232,221	$	193,286
Gross margin	129,369		157,095		173,361		140,461
Operating income	34,596		63,455		77,844		45,247
Net income	$	37,217	$	56,196	$	80,436	$	45,418
Basic net income per share	$	0.21	$	0.33	$	0.47	$	0.26
Diluted net income per share	$	0.21	$	0.32	$	0.45	$	0.26