Consolidated Statements Of Cash Flows - USD ($) $ in Thousands	9 Months Ended
	Oct. 01, 2016	Oct. 03, 2015
CASH FLOWS FROM OPERATING ACTIVITIES:
Net earnings	$ 486,793	$ 373,254
Adjustments to reconcile net earnings to net cash provided by operating activities:
Depreciation and amortization	371,385	329,075
Share-based compensation expense	56,896	53,326
Provision for deferred income taxes	(25,922)	4,671
Changes in assets and liabilities (net of businesses acquired):
Receivables, net	43,699	(176,120)
Inventory	(5,590)	5,165
Prepaid expenses and other	(33,801)	(41,741)
Accounts payable	(19,566)	(7,632)
Accrued income taxes	6,191	2,596
Deferred revenue	(1,780)	(3,008)
Other accrued liabilities	(55,931)	54,845
Net cash provided by operating activities	822,374	594,431
CASH FLOWS FROM INVESTING ACTIVITIES:
Capital purchases	(327,861)	(255,375)
Capitalized software development costs	(228,803)	(204,708)
Purchases of investments	(387,809)	(460,128)
Sales and maturities of investments	262,100	962,760
Purchase of other intangibles	(13,222)	(18,092)
Acquisition of businesses	0	(1,372,014)
Net cash used in investing activities	(695,595)	(1,347,557)
CASH FLOWS FROM FINANCING ACTIVITIES:
Long-term debt issuance	0	500,000
Proceeds from excess tax benefits from share-based compensation	47,202	57,689
Proceeds from exercise of options	60,486	42,481
Treasury stock purchases	(200,075)	(200,064)
Contingent consideration payments for acquisition of businesses	(2,074)	(11,012)
Other	0	(792)
Net cash provided by (used in) financing activities	(94,461)	388,302
Effect of exchange rate changes on cash and cash equivalents	(2,943)	(8,622)
Net increase (decrease) in cash and cash equivalents	29,375	(373,446)
Cash and cash equivalents at beginning of period	402,122	635,203
Cash and cash equivalents at end of period	431,497	261,757
Summary of acquisition transactions:
Fair value of tangible assets acquired	(10,200)	450,662
Fair value of intangible assets acquired	(25,000)	637,980
Fair value of goodwill	46,940	472,476
Less: Fair value of liabilities assumed	(11,740)	(167,989)
Less: Fair value of working capital settlement payable	0	(21,115)
Net cash used	$ 0	$ 1,372,014