Stockholders' Equity Share Repurchase (Details) - USD ($)	3 Months Ended		16 Months Ended
	Mar. 29, 2016	Mar. 31, 2015	Sep. 29, 2015	Apr. 15, 2015	Jun. 05, 2014
Equity, Class of Treasury Stock [Line Items]
Stock Repurchase Program, Authorized Amount				$ 750,000,000	$ 600,000,000
Stock Repurchased and Retired During Period, Shares	613,335		3,242,575
Treasury Stock Acquired, Average Cost Per Share	$ 197.63		$ 181.26
Stock Repurchased and Retired During Period, Value	$ 121,200,000		$ 587,700,000
Stock Repurchased and Retired During Period, Accrued	7,465,000	$ 0
Stock Repurchase Program, Remaining Authorized Repurchase Amount	$ 162,300,000