Consolidated Statements Of Cash Flows - USD ($) $ in Thousands	12 Months Ended
	Dec. 30, 2017	Dec. 31, 2016	Jan. 02, 2016
CASH FLOWS FROM OPERATING ACTIVITIES:
Net earnings	$ 866,978	$ 636,484	$ 539,362
Adjustments to reconcile net earnings to net cash provided by operating activities:
Depreciation and amortization	580,723	504,236	452,225
Share-based compensation expense	83,019	74,536	70,121
Provision for deferred income taxes	47,409	(11,517)	65,245
Changes in assets and liabilities (net of businesses acquired):
Receivables, net	(32,836)	78,258	(160,124)
Inventory	(972)	(666)	12,951
Prepaid expenses and other	(191,369)	(66,658)	(55,363)
Accounts payable	6,960	(13,197)	7
Accrued income taxes	18,358	64,073	55,269
Deferred revenue	(3,114)	1,555	9,450
Other accrued liabilities	(67,481)	(21,467)	50,785
Net cash provided by operating activities	1,307,675	1,245,637	1,039,928
CASH FLOWS FROM INVESTING ACTIVITIES:
Capital purchases	(362,083)	(459,427)	(362,132)
Capitalized software development costs	(274,148)	(293,696)	(264,656)
Purchases of investments	(632,048)	(482,078)	(487,981)
Sales and maturities of investments	292,074	463,899	1,208,387
Purchase of other intangibles	(29,646)	(18,472)	(21,432)
Acquisition of businesses, net of cash acquired	0	0	(1,478,129)
Net cash used in investing activities	(1,005,851)	(789,774)	(1,405,943)
CASH FLOWS FROM FINANCING ACTIVITIES:
Long-term debt issuance	0	0	500,000
Repayment of long-term debt and capital lease obligations	0	0	(14,325)
Proceeds from exercise of options	76,705	63,794	51,475
Payments to taxing authorities in connection with shares directly withheld from associates	(11,584)	(38,122)	(36,443)
Treasury stock purchases	(173,434)	(700,275)	(345,057)
Contingent consideration payments for acquisition of businesses	(2,671)	(2,074)	(11,012)
Other	0	0	(791)
Net cash provided by (used in) financing activities	(110,984)	(676,677)	143,847
Effect of exchange rate changes on cash and cash equivalents	9,222	(10,447)	(10,913)
Net increase (decrease) in cash and cash equivalents	200,062	(231,261)	(233,081)
Cash and cash equivalents at beginning of period	170,861	402,122	635,203
Cash and cash equivalents at end of period	370,923	170,861	402,122
Summary of acquisition transactions:
Fair value of tangible assets acquired	0	(10,200)	532,625
Fair value of intangible assets acquired	0	(25,000)	637,980
Fair value of goodwill	0	46,940	485,387
Less: Fair value of liabilities assumed	0	(11,740)	(176,863)
Less: Fair value of contingent liability payable	0	0	(1,000)
Net cash used	$ 0	$ 0	$ 1,478,129