Consolidated Statements of Cash Flows - USD ($) $ in Thousands	12 Months Ended
	Jan. 02, 2021	Dec. 28, 2019	Dec. 29, 2018
Statement of Cash Flows [Abstract]
Cash and cash equivalents at beginning of year	$ 705,210	$ 533,298	$ 688,087
Cash flows from operating activities:
Net income	590,644	988,979	345,777
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	145,653	122,789	118,721
Amortization of debt discount and fees	1,053	1,001	1,196
Stock-based compensation	197,268	181,547	167,715
(Gain) loss on investments, net	4,954	4,090	(2,732)
Deferred income taxes	(26,117)	(576,738)	(11,676)
Provisions for losses on receivables	1,628	632	5,102
ROU asset amortization and change in operating lease liabilities	4,483	562	0
Other non-cash items	773	428	2,607
Changes in operating assets and liabilities, net of effect of acquired businesses:
Receivables	(25,934)	(4,718)	(87,083)
Inventories	(25,685)	(33,024)	752
Prepaid expenses and other	(31,167)	(11,031)	(19,622)
Other assets	(71,606)	(8,011)	(14,606)
Accounts payable and accrued liabilities	18,394	33,915	1,553
Deferred revenue	110,173	27,498	100,696
Other long-term liabilities	10,408	1,681	(3,649)
Net cash provided by operating activities	904,922	729,600	604,751
Cash flows from investing activities:
Purchases of non-marketable investments	0	(33,717)	(115,839)
Proceeds from the sale of non-marketable investments	217	2,952	3,497
Purchases of property, plant and equipment	(94,813)	(74,605)	(61,503)
Cash paid in business combinations and asset acquisitions, net of cash acquired	(197,562)	(338)	0
Net cash used for investing activities	(292,158)	(105,708)	(173,845)
Cash flows from financing activities:
Proceeds from revolving credit facility	350,000	150,000	100,000
Payment on revolving credit facility	(350,000)	(250,000)	(85,000)
Principal payments on term loan	0	0	(300,000)
Proceeds from issuance of common stock	74,803	52,842	40,908
Stock received for payment of employee taxes on vesting of restricted stock	(110,028)	(90,580)	(69,921)
Payments for repurchases of common stock	(380,064)	(306,148)	(250,059)
Change in book overdraft	0	0	(3,867)
Net cash used for financing activities	(415,289)	(443,886)	(567,939)
Effect of exchange rate changes on cash and cash equivalents	25,747	(8,094)	(17,756)
Increase (decrease) in cash and cash equivalents	223,222	171,912	(154,789)
Cash and cash equivalents at end of year	928,432	705,210	533,298
Supplemental cash flow information:
Cash paid for interest	19,778	17,842	23,018
Cash paid for income taxes, net	$ 105,917	$ 41,946	$ 68,040