Consolidated Statements Of Operations - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		6 Months Ended
	Jul. 02, 2016	Jul. 04, 2015	Jul. 02, 2016	Jul. 04, 2015
Revenues:
System sales	$ 333,104	$ 315,109	$ 612,458	$ 574,678
Support, maintenance and services	860,751	792,827	1,700,389	1,511,197
Reimbursed travel	22,107	18,061	41,250	36,211
Total revenues	1,215,962	1,125,997	2,354,097	2,122,086
Costs and expenses:
Cost of system sales	113,836	112,502	203,061	204,001
Cost of support, maintenance and services	69,613	61,759	136,838	120,770
Cost of reimbursed travel	22,107	18,061	41,250	36,211
Sales and client service	520,265	463,435	1,022,092	883,617
Software development (Includes amortization of $34,263 and $66,877 for the three and six months ended July 2, 2016; and $29,618 and $58,707 for the three and six months ended July 4, 2015)	135,164	138,451	268,696	265,722
General and administrative	90,027	135,545	180,161	230,356
Amortization of acquisition-related intangibles	23,638	24,508	45,239	42,761
Total costs and expenses	974,650	954,261	1,897,337	1,783,438
Operating earnings	241,312	171,736	456,760	338,648
Other income (expense), net	2,470	(1,079)	4,151	(871)
Earnings before income taxes	243,782	170,657	460,911	337,777
Income taxes	(77,328)	(55,619)	(144,097)	(111,805)
Net earnings	$ 166,454	$ 115,038	$ 316,814	$ 225,972
Basic earnings per share	$ 0.49	$ 0.33	$ 0.94	$ 0.66
Diluted earnings per share	$ 0.48	$ 0.33	$ 0.92	$ 0.64
Basic weighted average shares outstanding	337,759	344,431	338,657	343,880
Diluted weighted average shares outstanding	344,026	352,450	344,984	352,162