Condensed Consolidated Income Statements - USD ($) shares in Thousands, $ in Thousands	3 Months Ended
	Apr. 03, 2022	Apr. 04, 2021
Revenue from Contract with Customer, Excluding Assessed Tax	$ 1,259,442	$ 1,307,689
Cost of Goods and Services Sold	580,211	522,543
Selling, general and administrative expenses	334,393	251,410
Research and development expenses	76,609	60,216
Restructuring and other costs, net	13,384	5,744
Operating income from continuing operations	254,845	467,776
Interest And Other Expense Net	37,245	(12,706)
Income from continuing operations before income taxes	217,600	480,482
Provision for income taxes	40,597	101,139
Income from continuing operations	177,003	379,343
Loss on disposition of discontinued operations before income taxes	0	0
Provision for income taxes on discontinued operations and dispositions	41	38
Loss from discontinued operations and dispositions	(41)	(38)
Net income	$ 176,962	$ 379,305
Basic earnings (loss) per share:
Income (loss) from continuing operations (per share)	$ 1.40	$ 3.39
Gain (loss) on discontinued operations and dispositions (per share)	(0.00)	(0.00)
Net income (per share)	1.40	3.39
Diluted earnings (loss) per share:
Income (loss) from continuing operations (per share)	1.40	3.37
Gain (loss) on discontinued operations and dispositions (per share)	(0.00)	(0.00)
Net income (per share)	$ 1.40	$ 3.37
Weighted average shares of common stock outstanding:
Basic (in shares)	126,137	112,028
Diluted (in shares)	126,635	112,495
Cash dividends per common share	$ 0.07	$ 0.07
Product [Member]
Revenue from Contract with Customer, Excluding Assessed Tax	$ 866,945	$ 811,552
Cost of Goods and Services Sold	403,651	339,312
Service [Member]
Revenue from Contract with Customer, Excluding Assessed Tax	392,497	496,137
Cost of Goods and Services Sold	$ 176,560	$ 183,231