Supplementary Financial Data (Details 1) (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended				12 Months Ended			3 Months Ended
	Dec. 28, 2014	Sep. 28, 2014	Jun. 29, 2014	Mar. 30, 2014	Dec. 28, 2014	Dec. 29, 2013	Dec. 30, 2012	Dec. 29, 2013	Sep. 29, 2013	Jun. 30, 2013	Mar. 31, 2013
Revenue
Revenue					$ 6,627,701	$ 6,170,003	$ 5,052,509
Gross profit					3,067,848	2,867,483	1,683,220
Operating income					1,557,934	1,562,210	696,095
Net income					1,007,446	1,042,657	417,404
Net income per share:
Basic					$ 4.52	$ 4.44	$ 1.72
Diluted					$ 4.23	$ 4.34	$ 1.70
Cash dividends declared per share	$ 0.3	$ 0.3	$ 0.225	$ 0.225	$ 1.05	$ 0.45	$ 0
Current Fiscal Year [Member]
Revenue
Revenue	1,735,254	1,746,491	1,634,011	1,511,945
Gross profit	739,770	817,138	759,650	751,290
Operating income	328,310	387,794	416,656	425,174
Net income	201,891	262,661	273,946	268,948
Net income per share:
Basic	$ 0.93	$ 1.18	$ 1.21	$ 1.19
Diluted	$ 0.86	$ 1.09	$ 1.14	$ 1.14
Cash dividends declared per share	$ 0.30	$ 0.3	$ 0.225	$ 0.225
Prior Fiscal Year [Member]
Revenue
Revenue								1,727,858	1,625,153	1,476,263	1,340,729
Gross profit								857,155	801,993	676,819	531,516
Operating income								507,413	408,448	392,558	253,791
Net income								$ 337,780	$ 276,859	$ 261,789	$ 166,229
Net income per share:
Basic								$ 1.50	$ 1.20	$ 1.08	$ 0.69
Diluted								$ 1.45	$ 1.18	$ 1.06	$ 0.68
Cash dividends declared per share								$ 0.225	$ 0.225	$ 0	$ 0