Consolidated Statements Of Operations - USD ($) shares in Thousands, $ in Thousands	12 Months Ended
	Dec. 30, 2017	Dec. 31, 2016	Jan. 02, 2016
Revenues:
System sales	$ 1,355,172	$ 1,265,962	$ 1,281,890
Support, maintenance and services	3,685,637	3,441,966	3,070,575
Reimbursed travel	101,463	88,545	72,802
Total revenues	5,142,272	4,796,473	4,425,267
Costs and expenses:
Cost of system sales	448,321	412,066	430,335
Cost of support, maintenance and services	304,307	278,505	247,644
Cost of reimbursed travel	101,463	88,545	72,802
Sales and client service	2,276,821	2,071,926	1,838,600
Software development (Includes amortization of $173,250, $140,232 and $119,195, respectively)	605,046	551,418	539,799
General and administrative	355,267	392,454	423,424
Amortization of acquisition-related intangibles	90,576	90,546	91,527
Total costs and expenses	4,181,801	3,885,460	3,644,131
Operating earnings	960,471	911,013	781,136
Other income, net	6,658	7,421	244
Earnings before income taxes	967,129	918,434	781,380
Income taxes	(100,151)	(281,950)	(242,018)
Net earnings	$ 866,978	$ 636,484	$ 539,362
Basic earnings per share	$ 2.62	$ 1.88	$ 1.57
Diluted earnings per share	$ 2.57	$ 1.85	$ 1.54
Basic weighted average shares outstanding	331,373	337,740	343,178
Diluted weighted average shares outstanding	337,999	343,653	350,908