Condensed Consolidated Income Statements - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		9 Months Ended
	Oct. 03, 2021	Oct. 04, 2020	Oct. 03, 2021	Oct. 04, 2020
Revenue from Contract with Customer, Excluding Assessed Tax	$ 1,166,684	$ 964,025	$ 3,702,844	$ 2,428,139
Cost of Goods and Services Sold	534,848	436,580	1,600,668	1,145,327
Selling, general and administrative expenses	339,047	225,249	872,276	654,844
Research and development expenses	68,608	50,131	194,648	148,566
Restructuring and other costs, net	2,211	4,059	13,018	11,075
Operating income from continuing operations	221,970	248,006	1,022,234	468,327
Interest And Other Expense Net	60,302	14,249	54,027	35,054
Income from continuing operations before income taxes	161,668	233,757	968,207	433,273
Provision for income taxes	33,883	57,021	215,111	85,609
Income from continuing operations	127,785	176,736	753,096	347,664
Loss on disposition of discontinued operations before income taxes	0	0	0	0
Provision for income taxes on discontinued operations and dispositions	47	37	123	138
Loss from discontinued operations and dispositions	(47)	(37)	(123)	(138)
Net income	$ 127,738	$ 176,699	$ 752,973	$ 347,526
Basic earnings (loss) per share:
Income (loss) from continuing operations (per share)	$ 1.12	$ 1.58	$ 6.67	$ 3.12
Gain (loss) on discontinued operations and dispositions (per share)	(0.00)	(0.00)	(0.00)	(0.00)
Net income (per share)	1.12	1.58	6.67	3.12
Diluted earnings (loss) per share:
Income (loss) from continuing operations (per share)	1.11	1.57	6.65	3.11
Gain (loss) on discontinued operations and dispositions (per share)	(0.00)	(0.00)	(0.00)	(0.00)
Net income (per share)	$ 1.11	$ 1.57	$ 6.65	$ 3.10
Weighted average shares of common stock outstanding:
Basic (in shares)	114,508	111,684	112,836	111,378
Diluted (in shares)	115,022	112,292	113,307	111,935
Cash dividends per common share	$ 0.07	$ 0.07	$ 0.21	$ 0.21
Product [Member]
Revenue from Contract with Customer, Excluding Assessed Tax	$ 785,869	$ 736,846	$ 2,365,180	$ 1,763,881
Cost of Goods and Services Sold	365,497	299,785	1,070,632	746,469
Service [Member]
Revenue from Contract with Customer, Excluding Assessed Tax	380,815	227,179	1,337,664	664,258
Cost of Goods and Services Sold	$ 169,351	$ 136,795	$ 530,036	$ 398,858