Quarterly Financial Data (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended								12 Months Ended
	Dec. 31, 2016	Oct. 01, 2016	Jul. 02, 2016	Apr. 02, 2016	Dec. 31, 2015	Oct. 03, 2015	Jul. 04, 2015	Apr. 04, 2015	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Quarterly Financial Information Disclosure [Abstract]
Net sales	$ 2,182,566	$ 2,294,139	$ 2,310,336	$ 2,172,046	$ 1,997,997	$ 2,150,656	$ 2,041,733	$ 1,881,177	$ 8,959,087	$ 8,071,563	$ 7,803,446
Gross profit	690,999	726,559	755,588	639,679	622,210	661,404	615,129	511,943	2,812,825	2,410,686	2,154,192
Net income	$ 233,748	$ 269,878	$ 255,188	$ 171,548	$ 191,559	$ 214,905	$ 186,492	$ 22,346	$ 930,362	$ 615,302	$ 531,965
Basic earnings per share (usd per share)	$ 3.15	$ 3.64	$ 3.44	$ 2.32	$ 2.59	$ 2.91	$ 2.54	$ 0.31	$ 12.55	$ 8.37	$ 7.30
Diluted earnings per share (usd per share)	$ 3.13	$ 3.62	$ 3.42	$ 2.30	$ 2.57	$ 2.89	$ 2.53	$ 0.30	$ 12.48	$ 8.31	$ 7.25