CONDENSED CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY (Unaudited) - USD ($) shares in Thousands, $ in Thousands	Total	Common Stock [Member]	Additional Paid-in Capital [Member]	Accumulated Other Comprehensive Income (Loss) [Member]	Retained Earnings (Accumulated Deficit) [Member]
Balance at Dec. 31, 2019	$ 1,264,026	$ 50	$ 1,269,437	$ (598)	$ (4,863)
Balance, Shares at Dec. 31, 2019		50,184
Repurchase of common stock	(33,614)	$ (1)	(33,613)
Repurchase of common stock, Shares		(1,250)
Net income (loss)	(4,404)				(4,404)
Share-based compensation	3,955		3,955
Issuance of shares through share-based compensation plans	164		164
Issuance of shares through share-based compensation plans, Shares		240
Share-based compensation plan withholdings	(1,565)		(1,565)
Share-based compensation plan withholdings, Shares		(42)
Currency translation	(2,231)			(2,231)
Unrealized gain (loss) on investments	(526)			(526)
Balance at Mar. 28, 2020	1,225,805	$ 49	1,238,378	(3,355)	(9,267)
Balance, shares at Mar. 28, 2020		49,132
Balance at Dec. 31, 2019	1,264,026	$ 50	1,269,437	(598)	(4,863)
Balance, Shares at Dec. 31, 2019		50,184
Net income (loss)	3,020
Currency translation	264
Balance at Jun. 27, 2020	1,221,209	$ 49	1,223,068	(65)	(1,843)
Balance, shares at Jun. 27, 2020		48,724
Balance at Mar. 28, 2020	1,225,805	$ 49	1,238,378	(3,355)	(9,267)
Balance, Shares at Mar. 28, 2020		49,132
Repurchase of common stock	(18,385)		(18,385)
Repurchase of common stock, Shares		(632)
Net income (loss)	7,424				7,424
Share-based compensation	4,775		4,775
Issuance of shares through share-based compensation plans	15		15
Issuance of shares through share-based compensation plans, Shares		279
Share-based compensation plan withholdings	(1,715)		(1,715)
Share-based compensation plan withholdings, Shares		55
Currency translation	2,495			2,495
Unrealized gain (loss) on investments	795			795
Balance at Jun. 27, 2020	1,221,209	$ 49	1,223,068	(65)	(1,843)
Balance, shares at Jun. 27, 2020		48,724
Balance at Dec. 26, 2020	1,264,746	$ 49	1,233,967	4,568	26,162
Balance, Shares at Dec. 26, 2020		48,758
Net income (loss)	24,113				24,113
Share-based compensation	4,890		4,890
Issuance of shares through share-based compensation plans	3,085		3,085
Issuance of shares through share-based compensation plans, Shares		240
Share-based compensation plan withholdings	(2,492)		(2,492)
Share-based compensation plan withholdings, Shares		(41)
Currency translation	(1,899)			(1,899)
Unrealized gain (loss) on investments	(131)			(131)
Balance at Mar. 27, 2021	1,292,312	$ 49	1,239,450	2,538	50,275
Balance, shares at Mar. 27, 2021		48,957
Balance at Dec. 26, 2020	1,264,746	$ 49	1,233,967	4,568	26,162
Balance, Shares at Dec. 26, 2020		48,758
Net income (loss)	59,164
Currency translation	(1,362)
Balance at Jun. 26, 2021	1,329,563	$ 49	1,241,680	2,508	85,326
Balance, shares at Jun. 26, 2021		49,189
Balance at Mar. 27, 2021	1,292,312	$ 49	1,239,450	2,538	50,275
Balance, Shares at Mar. 27, 2021		48,957
Net income (loss)	35,051				35,051
Share-based compensation	6,107		6,107
Issuance of shares through share-based compensation plans	130		130
Issuance of shares through share-based compensation plans, Shares		288
Share-based compensation plan withholdings	(4,007)		(4,007)
Share-based compensation plan withholdings, Shares		56
Currency translation	537			537
Unrealized gain (loss) on investments	(567)			(567)
Balance at Jun. 26, 2021	$ 1,329,563	$ 49	$ 1,241,680	$ 2,508	$ 85,326
Balance, shares at Jun. 26, 2021		49,189